20120913525

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{449}}^1\times {\mathrm{5801}}^1$

素因数の和:6366

約数の個数: 48

約数和(自身を含む): 33670166400

約数和(自身を除く): 13549252875

約数列:

[1, 3, 5, 15, 25, 75, 103, 309, 449, 515, 1347, 1545, 2245, 2575, 5801, 6735, 7725, 11225, 17403, 29005, 33675, 46247, 87015, 138741, 145025, 231235, 435075, 597503, 693705, 1156175, 1792509, 2604649, 2987515, 3468525, 7813947, 8962545, 13023245, 14937575, 39069735, 44812725, 65116225, 195348675, 268278847, 804836541, 1341394235, 4024182705, 6706971175, 20120913525]

約数ペア:

[(1, 20120913525), (3, 6706971175), (5, 4024182705), (15, 1341394235), (25, 804836541), (75, 268278847), (103, 195348675), (309, 65116225), (449, 44812725), (515, 39069735), (1347, 14937575), (1545, 13023245), (2245, 8962545), (2575, 7813947), (5801, 3468525), (6735, 2987515), (7725, 2604649), (11225, 1792509), (17403, 1156175), (29005, 693705), (33675, 597503), (46247, 435075), (87015, 231235), (138741, 145025)]