81558450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{9539}}^1$

素因数の和:9576

約数の個数: 72

約数和(自身を含む): 230677200

約数和(自身を除く): 149118750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2850, 4275, 8550, 9539, 19078, 28617, 47695, 57234, 85851, 95390, 143085, 171702, 181241, 238475, 286170, 362482, 429255, 476950, 543723, 715425, 858510, 906205, 1087446, 1430850, 1631169, 1812410, 2146275, 2718615, 3262338, 4292550, 4531025, 5437230, 8155845, 9062050, 13593075, 16311690, 27186150, 40779225, 81558450]

約数ペア:

[(1, 81558450), (2, 40779225), (3, 27186150), (5, 16311690), (6, 13593075), (9, 9062050), (10, 8155845), (15, 5437230), (18, 4531025), (19, 4292550), (25, 3262338), (30, 2718615), (38, 2146275), (45, 1812410), (50, 1631169), (57, 1430850), (75, 1087446), (90, 906205), (95, 858510), (114, 715425), (150, 543723), (171, 476950), (190, 429255), (225, 362482), (285, 286170), (342, 238475), (450, 181241), (475, 171702), (570, 143085), (855, 95390), (950, 85851), (1425, 57234), (1710, 47695), (2850, 28617), (4275, 19078), (8550, 9539)]