69947680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3613}}^1$

素因数の和:3650

約数の個数: 72

約数和(自身を含む): 181690236

約数和(自身を除く): 111742556

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3613, 3872, 4840, 7226, 9680, 14452, 18065, 19360, 28904, 36130, 39743, 57808, 72260, 79486, 115616, 144520, 158972, 198715, 289040, 317944, 397430, 437173, 578080, 635888, 794860, 874346, 1271776, 1589720, 1748692, 2185865, 3179440, 3497384, 4371730, 6358880, 6994768, 8743460, 13989536, 17486920, 34973840, 69947680]

約数ペア:

[(1, 69947680), (2, 34973840), (4, 17486920), (5, 13989536), (8, 8743460), (10, 6994768), (11, 6358880), (16, 4371730), (20, 3497384), (22, 3179440), (32, 2185865), (40, 1748692), (44, 1589720), (55, 1271776), (80, 874346), (88, 794860), (110, 635888), (121, 578080), (160, 437173), (176, 397430), (220, 317944), (242, 289040), (352, 198715), (440, 158972), (484, 144520), (605, 115616), (880, 79486), (968, 72260), (1210, 57808), (1760, 39743), (1936, 36130), (2420, 28904), (3613, 19360), (3872, 18065), (4840, 14452), (7226, 9680)]