7278700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:547

約数の個数: 72

約数和(自身を含む): 18592560

約数和(自身を除く): 11313860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 509, 550, 572, 650, 715, 1018, 1100, 1300, 1430, 2036, 2545, 2860, 3575, 5090, 5599, 6617, 7150, 10180, 11198, 12725, 13234, 14300, 22396, 25450, 26468, 27995, 33085, 50900, 55990, 66170, 72787, 111980, 132340, 139975, 145574, 165425, 279950, 291148, 330850, 363935, 559900, 661700, 727870, 1455740, 1819675, 3639350, 7278700]

約数ペア:

[(1, 7278700), (2, 3639350), (4, 1819675), (5, 1455740), (10, 727870), (11, 661700), (13, 559900), (20, 363935), (22, 330850), (25, 291148), (26, 279950), (44, 165425), (50, 145574), (52, 139975), (55, 132340), (65, 111980), (100, 72787), (110, 66170), (130, 55990), (143, 50900), (220, 33085), (260, 27995), (275, 26468), (286, 25450), (325, 22396), (509, 14300), (550, 13234), (572, 12725), (650, 11198), (715, 10180), (1018, 7150), (1100, 6617), (1300, 5599), (1430, 5090), (2036, 3575), (2545, 2860)]