22980100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 58621248

約数和(自身を除く): 35641148

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, 550, 572, 650, 715, 1100, 1300, 1430, 1607, 2860, 3214, 3575, 6428, 7150, 8035, 14300, 16070, 17677, 20891, 32140, 35354, 40175, 41782, 70708, 80350, 83564, 88385, 104455, 160700, 176770, 208910, 229801, 353540, 417820, 441925, 459602, 522275, 883850, 919204, 1044550, 1149005, 1767700, 2089100, 2298010, 4596020, 5745025, 11490050, 22980100]

約数ペア:

[(1, 22980100), (2, 11490050), (4, 5745025), (5, 4596020), (10, 2298010), (11, 2089100), (13, 1767700), (20, 1149005), (22, 1044550), (25, 919204), (26, 883850), (44, 522275), (50, 459602), (52, 441925), (55, 417820), (65, 353540), (100, 229801), (110, 208910), (130, 176770), (143, 160700), (220, 104455), (260, 88385), (275, 83564), (286, 80350), (325, 70708), (550, 41782), (572, 40175), (650, 35354), (715, 32140), (1100, 20891), (1300, 17677), (1430, 16070), (1607, 14300), (2860, 8035), (3214, 7150), (3575, 6428)]