90445016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 191116800

約数和(自身を除く): 100671784

約数列:

[1, 2, 4, 8, 19, 23, 38, 41, 46, 76, 82, 92, 152, 164, 184, 328, 437, 631, 779, 874, 943, 1262, 1558, 1748, 1886, 2524, 3116, 3496, 3772, 5048, 6232, 7544, 11989, 14513, 17917, 23978, 25871, 29026, 35834, 47956, 51742, 58052, 71668, 95912, 103484, 116104, 143336, 206968, 275747, 491549, 551494, 595033, 983098, 1102988, 1190066, 1966196, 2205976, 2380132, 3932392, 4760264, 11305627, 22611254, 45222508, 90445016]

約数ペア:

[(1, 90445016), (2, 45222508), (4, 22611254), (8, 11305627), (19, 4760264), (23, 3932392), (38, 2380132), (41, 2205976), (46, 1966196), (76, 1190066), (82, 1102988), (92, 983098), (152, 595033), (164, 551494), (184, 491549), (328, 275747), (437, 206968), (631, 143336), (779, 116104), (874, 103484), (943, 95912), (1262, 71668), (1558, 58052), (1748, 51742), (1886, 47956), (2524, 35834), (3116, 29026), (3496, 25871), (3772, 23978), (5048, 17917), (6232, 14513), (7544, 11989)]