77974325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 120367296

約数和(自身を除く): 42392971

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 1283, 2431, 3575, 4675, 5525, 6415, 12155, 14113, 16679, 21811, 32075, 60775, 70565, 83395, 109055, 183469, 239921, 283543, 352825, 416975, 545275, 917345, 1199605, 1417715, 3118973, 4586725, 5998025, 7088575, 15594865, 77974325]

約数ペア:

[(1, 77974325), (5, 15594865), (11, 7088575), (13, 5998025), (17, 4586725), (25, 3118973), (55, 1417715), (65, 1199605), (85, 917345), (143, 545275), (187, 416975), (221, 352825), (275, 283543), (325, 239921), (425, 183469), (715, 109055), (935, 83395), (1105, 70565), (1283, 60775), (2431, 32075), (3575, 21811), (4675, 16679), (5525, 14113), (6415, 12155)]