85290525

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 163650240

約数和(自身を除く): 78359715

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 71, 75, 95, 171, 213, 225, 281, 285, 355, 475, 639, 843, 855, 1065, 1349, 1405, 1425, 1775, 2529, 3195, 4047, 4215, 4275, 5325, 5339, 6745, 7025, 12141, 12645, 15975, 16017, 19951, 20235, 21075, 26695, 33725, 48051, 59853, 60705, 63225, 80085, 99755, 101175, 133475, 179559, 240255, 299265, 303525, 379069, 400425, 498775, 897795, 1137207, 1201275, 1496325, 1895345, 3411621, 4488975, 5686035, 9476725, 17058105, 28430175, 85290525]

約数ペア:

[(1, 85290525), (3, 28430175), (5, 17058105), (9, 9476725), (15, 5686035), (19, 4488975), (25, 3411621), (45, 1895345), (57, 1496325), (71, 1201275), (75, 1137207), (95, 897795), (171, 498775), (213, 400425), (225, 379069), (281, 303525), (285, 299265), (355, 240255), (475, 179559), (639, 133475), (843, 101175), (855, 99755), (1065, 80085), (1349, 63225), (1405, 60705), (1425, 59853), (1775, 48051), (2529, 33725), (3195, 26695), (4047, 21075), (4215, 20235), (4275, 19951), (5325, 16017), (5339, 15975), (6745, 12645), (7025, 12141)]