56172375

素因数分解:

$3^2\times 5^3\times 7^2\times {\mathrm{1019}}^1$

素因数の和:1054

約数の個数: 72

約数和(自身を含む): 117907920

約数和(自身を除く): 61735545

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 125, 147, 175, 225, 245, 315, 375, 441, 525, 735, 875, 1019, 1125, 1225, 1575, 2205, 2625, 3057, 3675, 5095, 6125, 7133, 7875, 9171, 11025, 15285, 18375, 21399, 25475, 35665, 45855, 49931, 55125, 64197, 76425, 106995, 127375, 149793, 178325, 229275, 249655, 320985, 382125, 449379, 534975, 748965, 891625, 1146375, 1248275, 1604925, 2246895, 2674875, 3744825, 6241375, 8024625, 11234475, 18724125, 56172375]

約数ペア:

[(1, 56172375), (3, 18724125), (5, 11234475), (7, 8024625), (9, 6241375), (15, 3744825), (21, 2674875), (25, 2246895), (35, 1604925), (45, 1248275), (49, 1146375), (63, 891625), (75, 748965), (105, 534975), (125, 449379), (147, 382125), (175, 320985), (225, 249655), (245, 229275), (315, 178325), (375, 149793), (441, 127375), (525, 106995), (735, 76425), (875, 64197), (1019, 55125), (1125, 49931), (1225, 45855), (1575, 35665), (2205, 25475), (2625, 21399), (3057, 18375), (3675, 15285), (5095, 11025), (6125, 9171), (7133, 7875)]