20100787500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{31}}^1\times {\mathrm{17291}}^1$

素因数の和:17354

約数の個数: 144

約数和(自身を含む): 60518126592

約数和(自身を除く): 40417339092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 125, 150, 155, 186, 250, 300, 310, 372, 375, 465, 500, 620, 625, 750, 775, 930, 1250, 1500, 1550, 1860, 1875, 2325, 2500, 3100, 3125, 3750, 3875, 4650, 6250, 7500, 7750, 9300, 9375, 11625, 12500, 15500, 17291, 18750, 19375, 23250, 34582, 37500, 38750, 46500, 51873, 58125, 69164, 77500, 86455, 96875, 103746, 116250, 172910, 193750, 207492, 232500, 259365, 290625, 345820, 387500, 432275, 518730, 536021, 581250, 864550, 1037460, 1072042, 1162500, 1296825, 1608063, 1729100, 2144084, 2161375, 2593650, 2680105, 3216126, 4322750, 5187300, 5360210, 6432252, 6484125, 8040315, 8645500, 10720420, 10806875, 12968250, 13400525, 16080630, 21613750, 25936500, 26801050, 32161260, 32420625, 40201575, 43227500, 53602100, 54034375, 64841250, 67002625, 80403150, 108068750, 129682500, 134005250, 160806300, 162103125, 201007875, 216137500, 268010500, 324206250, 335013125, 402015750, 648412500, 670026250, 804031500, 1005039375, 1340052500, 1675065625, 2010078750, 3350131250, 4020157500, 5025196875, 6700262500, 10050393750, 20100787500]

約数ペア:

[(1, 20100787500), (2, 10050393750), (3, 6700262500), (4, 5025196875), (5, 4020157500), (6, 3350131250), (10, 2010078750), (12, 1675065625), (15, 1340052500), (20, 1005039375), (25, 804031500), (30, 670026250), (31, 648412500), (50, 402015750), (60, 335013125), (62, 324206250), (75, 268010500), (93, 216137500), (100, 201007875), (124, 162103125), (125, 160806300), (150, 134005250), (155, 129682500), (186, 108068750), (250, 80403150), (300, 67002625), (310, 64841250), (372, 54034375), (375, 53602100), (465, 43227500), (500, 40201575), (620, 32420625), (625, 32161260), (750, 26801050), (775, 25936500), (930, 21613750), (1250, 16080630), (1500, 13400525), (1550, 12968250), (1860, 10806875), (1875, 10720420), (2325, 8645500), (2500, 8040315), (3100, 6484125), (3125, 6432252), (3750, 5360210), (3875, 5187300), (4650, 4322750), (6250, 3216126), (7500, 2680105), (7750, 2593650), (9300, 2161375), (9375, 2144084), (11625, 1729100), (12500, 1608063), (15500, 1296825), (17291, 1162500), (18750, 1072042), (19375, 1037460), (23250, 864550), (34582, 581250), (37500, 536021), (38750, 518730), (46500, 432275), (51873, 387500), (58125, 345820), (69164, 290625), (77500, 259365), (86455, 232500), (96875, 207492), (103746, 193750), (116250, 172910)]