91142920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{577}}^1$

素因数の和:958

約数の個数: 64

約数和(自身を含む): 224726400

約数和(自身を除く): 133583480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 359, 440, 577, 718, 1154, 1436, 1795, 2308, 2872, 2885, 3590, 3949, 4616, 5770, 6347, 7180, 7898, 11540, 12694, 14360, 15796, 19745, 23080, 25388, 31592, 31735, 39490, 50776, 63470, 78980, 126940, 157960, 207143, 253880, 414286, 828572, 1035715, 1657144, 2071430, 2278573, 4142860, 4557146, 8285720, 9114292, 11392865, 18228584, 22785730, 45571460, 91142920]

約数ペア:

[(1, 91142920), (2, 45571460), (4, 22785730), (5, 18228584), (8, 11392865), (10, 9114292), (11, 8285720), (20, 4557146), (22, 4142860), (40, 2278573), (44, 2071430), (55, 1657144), (88, 1035715), (110, 828572), (220, 414286), (359, 253880), (440, 207143), (577, 157960), (718, 126940), (1154, 78980), (1436, 63470), (1795, 50776), (2308, 39490), (2872, 31735), (2885, 31592), (3590, 25388), (3949, 23080), (4616, 19745), (5770, 15796), (6347, 14360), (7180, 12694), (7898, 11540)]