161727800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3659}}^1$

素因数の和:3705

約数の個数: 96

約数和(自身を含む): 428878800

約数和(自身を除く): 267151000

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 130, 136, 170, 200, 221, 260, 325, 340, 425, 442, 520, 650, 680, 850, 884, 1105, 1300, 1700, 1768, 2210, 2600, 3400, 3659, 4420, 5525, 7318, 8840, 11050, 14636, 18295, 22100, 29272, 36590, 44200, 47567, 62203, 73180, 91475, 95134, 124406, 146360, 182950, 190268, 237835, 248812, 311015, 365900, 380536, 475670, 497624, 622030, 731800, 808639, 951340, 1189175, 1244060, 1555075, 1617278, 1902680, 2378350, 2488120, 3110150, 3234556, 4043195, 4756700, 6220300, 6469112, 8086390, 9513400, 12440600, 16172780, 20215975, 32345560, 40431950, 80863900, 161727800]

約数ペア:

[(1, 161727800), (2, 80863900), (4, 40431950), (5, 32345560), (8, 20215975), (10, 16172780), (13, 12440600), (17, 9513400), (20, 8086390), (25, 6469112), (26, 6220300), (34, 4756700), (40, 4043195), (50, 3234556), (52, 3110150), (65, 2488120), (68, 2378350), (85, 1902680), (100, 1617278), (104, 1555075), (130, 1244060), (136, 1189175), (170, 951340), (200, 808639), (221, 731800), (260, 622030), (325, 497624), (340, 475670), (425, 380536), (442, 365900), (520, 311015), (650, 248812), (680, 237835), (850, 190268), (884, 182950), (1105, 146360), (1300, 124406), (1700, 95134), (1768, 91475), (2210, 73180), (2600, 62203), (3400, 47567), (3659, 44200), (4420, 36590), (5525, 29272), (7318, 22100), (8840, 18295), (11050, 14636)]