91798900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 205846200

約数和(自身を除く): 114047300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 101, 122, 149, 202, 244, 298, 305, 404, 505, 596, 610, 745, 1010, 1220, 1490, 1525, 2020, 2525, 2980, 3050, 3725, 5050, 6100, 6161, 7450, 9089, 10100, 12322, 14900, 15049, 18178, 24644, 30098, 30805, 36356, 45445, 60196, 61610, 75245, 90890, 123220, 150490, 154025, 181780, 227225, 300980, 308050, 376225, 454450, 616100, 752450, 908900, 917989, 1504900, 1835978, 3671956, 4589945, 9179890, 18359780, 22949725, 45899450, 91798900]

約数ペア:

[(1, 91798900), (2, 45899450), (4, 22949725), (5, 18359780), (10, 9179890), (20, 4589945), (25, 3671956), (50, 1835978), (61, 1504900), (100, 917989), (101, 908900), (122, 752450), (149, 616100), (202, 454450), (244, 376225), (298, 308050), (305, 300980), (404, 227225), (505, 181780), (596, 154025), (610, 150490), (745, 123220), (1010, 90890), (1220, 75245), (1490, 61610), (1525, 60196), (2020, 45445), (2525, 36356), (2980, 30805), (3050, 30098), (3725, 24644), (5050, 18178), (6100, 15049), (6161, 14900), (7450, 12322), (9089, 10100)]