90565875

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^2\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 72

約数和(自身を含む): 173077632

約数和(自身を除く): 82511757

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 223, 225, 285, 361, 375, 475, 669, 855, 1083, 1115, 1125, 1425, 1805, 2007, 2375, 3249, 3345, 4237, 4275, 5415, 5575, 7125, 9025, 10035, 12711, 16245, 16725, 21185, 21375, 27075, 27875, 38133, 45125, 50175, 63555, 80503, 81225, 83625, 105925, 135375, 190665, 241509, 250875, 317775, 402515, 406125, 529625, 724527, 953325, 1207545, 1588875, 2012575, 3622635, 4766625, 6037725, 10062875, 18113175, 30188625, 90565875]

約数ペア:

[(1, 90565875), (3, 30188625), (5, 18113175), (9, 10062875), (15, 6037725), (19, 4766625), (25, 3622635), (45, 2012575), (57, 1588875), (75, 1207545), (95, 953325), (125, 724527), (171, 529625), (223, 406125), (225, 402515), (285, 317775), (361, 250875), (375, 241509), (475, 190665), (669, 135375), (855, 105925), (1083, 83625), (1115, 81225), (1125, 80503), (1425, 63555), (1805, 50175), (2007, 45125), (2375, 38133), (3249, 27875), (3345, 27075), (4237, 21375), (4275, 21185), (5415, 16725), (5575, 16245), (7125, 12711), (9025, 10035)]