25359880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6967}}^1$

素因数の和:6998

約数の個数: 64

約数和(自身を含む): 70237440

約数和(自身を除く): 44877560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 6967, 13934, 27868, 34835, 48769, 55736, 69670, 90571, 97538, 139340, 181142, 195076, 243845, 278680, 362284, 390152, 452855, 487690, 633997, 724568, 905710, 975380, 1267994, 1811420, 1950760, 2535988, 3169985, 3622840, 5071976, 6339970, 12679940, 25359880]

約数ペア:

[(1, 25359880), (2, 12679940), (4, 6339970), (5, 5071976), (7, 3622840), (8, 3169985), (10, 2535988), (13, 1950760), (14, 1811420), (20, 1267994), (26, 975380), (28, 905710), (35, 724568), (40, 633997), (52, 487690), (56, 452855), (65, 390152), (70, 362284), (91, 278680), (104, 243845), (130, 195076), (140, 181142), (182, 139340), (260, 97538), (280, 90571), (364, 69670), (455, 55736), (520, 48769), (728, 34835), (910, 27868), (1820, 13934), (3640, 6967)]