25739800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 63589680

約数和(自身を除く): 37849880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 43, 50, 73, 82, 86, 100, 146, 164, 172, 200, 205, 215, 292, 328, 344, 365, 410, 430, 584, 730, 820, 860, 1025, 1075, 1460, 1640, 1720, 1763, 1825, 2050, 2150, 2920, 2993, 3139, 3526, 3650, 4100, 4300, 5986, 6278, 7052, 7300, 8200, 8600, 8815, 11972, 12556, 14104, 14600, 14965, 15695, 17630, 23944, 25112, 29930, 31390, 35260, 44075, 59860, 62780, 70520, 74825, 78475, 88150, 119720, 125560, 128699, 149650, 156950, 176300, 257398, 299300, 313900, 352600, 514796, 598600, 627800, 643495, 1029592, 1286990, 2573980, 3217475, 5147960, 6434950, 12869900, 25739800]

約数ペア:

[(1, 25739800), (2, 12869900), (4, 6434950), (5, 5147960), (8, 3217475), (10, 2573980), (20, 1286990), (25, 1029592), (40, 643495), (41, 627800), (43, 598600), (50, 514796), (73, 352600), (82, 313900), (86, 299300), (100, 257398), (146, 176300), (164, 156950), (172, 149650), (200, 128699), (205, 125560), (215, 119720), (292, 88150), (328, 78475), (344, 74825), (365, 70520), (410, 62780), (430, 59860), (584, 44075), (730, 35260), (820, 31390), (860, 29930), (1025, 25112), (1075, 23944), (1460, 17630), (1640, 15695), (1720, 14965), (1763, 14600), (1825, 14104), (2050, 12556), (2150, 11972), (2920, 8815), (2993, 8600), (3139, 8200), (3526, 7300), (3650, 7052), (4100, 6278), (4300, 5986)]