20238429900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{12941}}^1$

素因数の和:13372

約数の個数: 144

約数和(自身を含む): 63223015968

約数和(自身を除く): 42984586068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 401, 650, 780, 802, 975, 1203, 1300, 1604, 1950, 2005, 2406, 3900, 4010, 4812, 5213, 6015, 8020, 10025, 10426, 12030, 12941, 15639, 20050, 20852, 24060, 25882, 26065, 30075, 31278, 38823, 40100, 51764, 52130, 60150, 62556, 64705, 77646, 78195, 104260, 120300, 129410, 130325, 155292, 156390, 168233, 194115, 258820, 260650, 312780, 323525, 336466, 388230, 390975, 504699, 521300, 647050, 672932, 776460, 781950, 841165, 970575, 1009398, 1294100, 1563900, 1682330, 1941150, 2018796, 2523495, 3364660, 3882300, 4205825, 5046990, 5189341, 8411650, 10093980, 10378682, 12617475, 15568023, 16823300, 20757364, 25234950, 25946705, 31136046, 50469900, 51893410, 62272092, 67461433, 77840115, 103786820, 129733525, 134922866, 155680230, 202384299, 259467050, 269845732, 311360460, 337307165, 389200575, 404768598, 518934100, 674614330, 778401150, 809537196, 1011921495, 1349228660, 1556802300, 1686535825, 2023842990, 3373071650, 4047685980, 5059607475, 6746143300, 10119214950, 20238429900]

約数ペア:

[(1, 20238429900), (2, 10119214950), (3, 6746143300), (4, 5059607475), (5, 4047685980), (6, 3373071650), (10, 2023842990), (12, 1686535825), (13, 1556802300), (15, 1349228660), (20, 1011921495), (25, 809537196), (26, 778401150), (30, 674614330), (39, 518934100), (50, 404768598), (52, 389200575), (60, 337307165), (65, 311360460), (75, 269845732), (78, 259467050), (100, 202384299), (130, 155680230), (150, 134922866), (156, 129733525), (195, 103786820), (260, 77840115), (300, 67461433), (325, 62272092), (390, 51893410), (401, 50469900), (650, 31136046), (780, 25946705), (802, 25234950), (975, 20757364), (1203, 16823300), (1300, 15568023), (1604, 12617475), (1950, 10378682), (2005, 10093980), (2406, 8411650), (3900, 5189341), (4010, 5046990), (4812, 4205825), (5213, 3882300), (6015, 3364660), (8020, 2523495), (10025, 2018796), (10426, 1941150), (12030, 1682330), (12941, 1563900), (15639, 1294100), (20050, 1009398), (20852, 970575), (24060, 841165), (25882, 781950), (26065, 776460), (30075, 672932), (31278, 647050), (38823, 521300), (40100, 504699), (51764, 390975), (52130, 388230), (60150, 336466), (62556, 323525), (64705, 312780), (77646, 260650), (78195, 258820), (104260, 194115), (120300, 168233), (129410, 156390), (130325, 155292)]