22392500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 90

約数和(自身を含む): 54024894

約数和(自身を除く): 31632394

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 125, 130, 169, 212, 250, 260, 265, 325, 338, 500, 530, 625, 650, 676, 689, 845, 1060, 1250, 1300, 1325, 1378, 1625, 1690, 2500, 2650, 2756, 3250, 3380, 3445, 4225, 5300, 6500, 6625, 6890, 8125, 8450, 8957, 13250, 13780, 16250, 16900, 17225, 17914, 21125, 26500, 32500, 33125, 34450, 35828, 42250, 44785, 66250, 68900, 84500, 86125, 89570, 105625, 132500, 172250, 179140, 211250, 223925, 344500, 422500, 430625, 447850, 861250, 895700, 1119625, 1722500, 2239250, 4478500, 5598125, 11196250, 22392500]

約数ペア:

[(1, 22392500), (2, 11196250), (4, 5598125), (5, 4478500), (10, 2239250), (13, 1722500), (20, 1119625), (25, 895700), (26, 861250), (50, 447850), (52, 430625), (53, 422500), (65, 344500), (100, 223925), (106, 211250), (125, 179140), (130, 172250), (169, 132500), (212, 105625), (250, 89570), (260, 86125), (265, 84500), (325, 68900), (338, 66250), (500, 44785), (530, 42250), (625, 35828), (650, 34450), (676, 33125), (689, 32500), (845, 26500), (1060, 21125), (1250, 17914), (1300, 17225), (1325, 16900), (1378, 16250), (1625, 13780), (1690, 13250), (2500, 8957), (2650, 8450), (2756, 8125), (3250, 6890), (3380, 6625), (3445, 6500), (4225, 5300)]