86387680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 217395360

約数和(自身を除く): 131007680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 157, 160, 181, 190, 304, 314, 362, 380, 608, 628, 724, 760, 785, 905, 1256, 1448, 1520, 1570, 1810, 2512, 2896, 2983, 3040, 3140, 3439, 3620, 5024, 5792, 5966, 6280, 6878, 7240, 11932, 12560, 13756, 14480, 14915, 17195, 23864, 25120, 27512, 28417, 28960, 29830, 34390, 47728, 55024, 56834, 59660, 68780, 95456, 110048, 113668, 119320, 137560, 142085, 227336, 238640, 275120, 284170, 454672, 477280, 539923, 550240, 568340, 909344, 1079846, 1136680, 2159692, 2273360, 2699615, 4319384, 4546720, 5399230, 8638768, 10798460, 17277536, 21596920, 43193840, 86387680]

約数ペア:

[(1, 86387680), (2, 43193840), (4, 21596920), (5, 17277536), (8, 10798460), (10, 8638768), (16, 5399230), (19, 4546720), (20, 4319384), (32, 2699615), (38, 2273360), (40, 2159692), (76, 1136680), (80, 1079846), (95, 909344), (152, 568340), (157, 550240), (160, 539923), (181, 477280), (190, 454672), (304, 284170), (314, 275120), (362, 238640), (380, 227336), (608, 142085), (628, 137560), (724, 119320), (760, 113668), (785, 110048), (905, 95456), (1256, 68780), (1448, 59660), (1520, 56834), (1570, 55024), (1810, 47728), (2512, 34390), (2896, 29830), (2983, 28960), (3040, 28417), (3140, 27512), (3439, 25120), (3620, 23864), (5024, 17195), (5792, 14915), (5966, 14480), (6280, 13756), (6878, 12560), (7240, 11932)]