25104560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:366

約数の個数: 80

約数和(自身を含む): 63745920

約数和(自身を除く): 38641360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 130, 202, 208, 239, 260, 404, 478, 505, 520, 808, 956, 1010, 1040, 1195, 1313, 1616, 1912, 2020, 2390, 2626, 3107, 3824, 4040, 4780, 5252, 6214, 6565, 8080, 9560, 10504, 12428, 13130, 15535, 19120, 21008, 24139, 24856, 26260, 31070, 48278, 49712, 52520, 62140, 96556, 105040, 120695, 124280, 193112, 241390, 248560, 313807, 386224, 482780, 627614, 965560, 1255228, 1569035, 1931120, 2510456, 3138070, 5020912, 6276140, 12552280, 25104560]

約数ペア:

[(1, 25104560), (2, 12552280), (4, 6276140), (5, 5020912), (8, 3138070), (10, 2510456), (13, 1931120), (16, 1569035), (20, 1255228), (26, 965560), (40, 627614), (52, 482780), (65, 386224), (80, 313807), (101, 248560), (104, 241390), (130, 193112), (202, 124280), (208, 120695), (239, 105040), (260, 96556), (404, 62140), (478, 52520), (505, 49712), (520, 48278), (808, 31070), (956, 26260), (1010, 24856), (1040, 24139), (1195, 21008), (1313, 19120), (1616, 15535), (1912, 13130), (2020, 12428), (2390, 10504), (2626, 9560), (3107, 8080), (3824, 6565), (4040, 6214), (4780, 5252)]