90235854

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 215654400

約数和(自身を除く): 125418546

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 79, 89, 93, 138, 158, 178, 186, 207, 237, 267, 279, 414, 474, 534, 558, 711, 713, 801, 1422, 1426, 1602, 1817, 2047, 2139, 2449, 2759, 3634, 4094, 4278, 4898, 5451, 5518, 6141, 6417, 7031, 7347, 8277, 10902, 12282, 12834, 14062, 14694, 16353, 16554, 18423, 21093, 22041, 24831, 32706, 36846, 42186, 44082, 49662, 56327, 63279, 63457, 112654, 126558, 126914, 161713, 168981, 190371, 217961, 323426, 337962, 380742, 435922, 485139, 506943, 571113, 653883, 970278, 1013886, 1142226, 1307766, 1455417, 1961649, 2910834, 3923298, 5013103, 10026206, 15039309, 30078618, 45117927, 90235854]

約数ペア:

[(1, 90235854), (2, 45117927), (3, 30078618), (6, 15039309), (9, 10026206), (18, 5013103), (23, 3923298), (31, 2910834), (46, 1961649), (62, 1455417), (69, 1307766), (79, 1142226), (89, 1013886), (93, 970278), (138, 653883), (158, 571113), (178, 506943), (186, 485139), (207, 435922), (237, 380742), (267, 337962), (279, 323426), (414, 217961), (474, 190371), (534, 168981), (558, 161713), (711, 126914), (713, 126558), (801, 112654), (1422, 63457), (1426, 63279), (1602, 56327), (1817, 49662), (2047, 44082), (2139, 42186), (2449, 36846), (2759, 32706), (3634, 24831), (4094, 22041), (4278, 21093), (4898, 18423), (5451, 16554), (5518, 16353), (6141, 14694), (6417, 14062), (7031, 12834), (7347, 12282), (8277, 10902)]