91995625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 123960320

約数和(自身を除く): 31964695

約数列:

[1, 5, 19, 25, 61, 95, 125, 127, 305, 475, 625, 635, 1159, 1525, 2375, 2413, 3175, 5795, 7625, 7747, 11875, 12065, 15875, 28975, 38125, 38735, 60325, 79375, 144875, 147193, 193675, 301625, 724375, 735965, 968375, 1508125, 3679825, 4841875, 18399125, 91995625]

約数ペア:

[(1, 91995625), (5, 18399125), (19, 4841875), (25, 3679825), (61, 1508125), (95, 968375), (125, 735965), (127, 724375), (305, 301625), (475, 193675), (625, 147193), (635, 144875), (1159, 79375), (1525, 60325), (2375, 38735), (2413, 38125), (3175, 28975), (5795, 15875), (7625, 12065), (7747, 11875)]