142450400

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 368132688

約数和(自身を除く): 225682288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 43, 50, 80, 82, 86, 100, 101, 160, 164, 172, 200, 202, 205, 215, 328, 344, 400, 404, 410, 430, 505, 656, 688, 800, 808, 820, 860, 1010, 1025, 1075, 1312, 1376, 1616, 1640, 1720, 1763, 2020, 2050, 2150, 2525, 3232, 3280, 3440, 3526, 4040, 4100, 4141, 4300, 4343, 5050, 6560, 6880, 7052, 8080, 8200, 8282, 8600, 8686, 8815, 10100, 14104, 16160, 16400, 16564, 17200, 17372, 17630, 20200, 20705, 21715, 28208, 32800, 33128, 34400, 34744, 35260, 40400, 41410, 43430, 44075, 56416, 66256, 69488, 70520, 80800, 82820, 86860, 88150, 103525, 108575, 132512, 138976, 141040, 165640, 173720, 176300, 178063, 207050, 217150, 282080, 331280, 347440, 352600, 356126, 414100, 434300, 662560, 694880, 705200, 712252, 828200, 868600, 890315, 1410400, 1424504, 1656400, 1737200, 1780630, 2849008, 3312800, 3474400, 3561260, 4451575, 5698016, 7122520, 8903150, 14245040, 17806300, 28490080, 35612600, 71225200, 142450400]

約数ペア:

[(1, 142450400), (2, 71225200), (4, 35612600), (5, 28490080), (8, 17806300), (10, 14245040), (16, 8903150), (20, 7122520), (25, 5698016), (32, 4451575), (40, 3561260), (41, 3474400), (43, 3312800), (50, 2849008), (80, 1780630), (82, 1737200), (86, 1656400), (100, 1424504), (101, 1410400), (160, 890315), (164, 868600), (172, 828200), (200, 712252), (202, 705200), (205, 694880), (215, 662560), (328, 434300), (344, 414100), (400, 356126), (404, 352600), (410, 347440), (430, 331280), (505, 282080), (656, 217150), (688, 207050), (800, 178063), (808, 176300), (820, 173720), (860, 165640), (1010, 141040), (1025, 138976), (1075, 132512), (1312, 108575), (1376, 103525), (1616, 88150), (1640, 86860), (1720, 82820), (1763, 80800), (2020, 70520), (2050, 69488), (2150, 66256), (2525, 56416), (3232, 44075), (3280, 43430), (3440, 41410), (3526, 40400), (4040, 35260), (4100, 34744), (4141, 34400), (4300, 33128), (4343, 32800), (5050, 28208), (6560, 21715), (6880, 20705), (7052, 20200), (8080, 17630), (8200, 17372), (8282, 17200), (8600, 16564), (8686, 16400), (8815, 16160), (10100, 14104)]