90579520

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 112

約数和(自身を含む): 232915968

約数和(自身を除く): 142336448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 368, 397, 460, 496, 620, 713, 736, 794, 920, 992, 1240, 1426, 1472, 1588, 1840, 1984, 1985, 2480, 2852, 3176, 3565, 3680, 3970, 4960, 5704, 6352, 7130, 7360, 7940, 9131, 9920, 11408, 12307, 12704, 14260, 15880, 18262, 22816, 24614, 25408, 28520, 31760, 36524, 45632, 45655, 49228, 57040, 61535, 63520, 73048, 91310, 98456, 114080, 123070, 127040, 146096, 182620, 196912, 228160, 246140, 283061, 292192, 365240, 393824, 492280, 566122, 584384, 730480, 787648, 984560, 1132244, 1415305, 1460960, 1969120, 2264488, 2830610, 2921920, 3938240, 4528976, 5661220, 9057952, 11322440, 18115904, 22644880, 45289760, 90579520]

約数ペア:

[(1, 90579520), (2, 45289760), (4, 22644880), (5, 18115904), (8, 11322440), (10, 9057952), (16, 5661220), (20, 4528976), (23, 3938240), (31, 2921920), (32, 2830610), (40, 2264488), (46, 1969120), (62, 1460960), (64, 1415305), (80, 1132244), (92, 984560), (115, 787648), (124, 730480), (155, 584384), (160, 566122), (184, 492280), (230, 393824), (248, 365240), (310, 292192), (320, 283061), (368, 246140), (397, 228160), (460, 196912), (496, 182620), (620, 146096), (713, 127040), (736, 123070), (794, 114080), (920, 98456), (992, 91310), (1240, 73048), (1426, 63520), (1472, 61535), (1588, 57040), (1840, 49228), (1984, 45655), (1985, 45632), (2480, 36524), (2852, 31760), (3176, 28520), (3565, 25408), (3680, 24614), (3970, 22816), (4960, 18262), (5704, 15880), (6352, 14260), (7130, 12704), (7360, 12307), (7940, 11408), (9131, 9920)]