40373550640

素因数分解:

$2^4\times 5^1\times {\mathrm{631}}^1\times {\mathrm{683}}^1\times {\mathrm{1171}}^1$

素因数の和:2498

約数の個数: 80

約数和(自身を含む): 94235325696

約数和(自身を除く): 53861775056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 631, 683, 1171, 1262, 1366, 2342, 2524, 2732, 3155, 3415, 4684, 5048, 5464, 5855, 6310, 6830, 9368, 10096, 10928, 11710, 12620, 13660, 18736, 23420, 25240, 27320, 46840, 50480, 54640, 93680, 430973, 738901, 799793, 861946, 1477802, 1599586, 1723892, 2154865, 2955604, 3199172, 3447784, 3694505, 3998965, 4309730, 5911208, 6398344, 6895568, 7389010, 7997930, 8619460, 11822416, 12796688, 14778020, 15995860, 17238920, 29556040, 31991720, 34477840, 59112080, 63983440, 504669383, 1009338766, 2018677532, 2523346915, 4037355064, 5046693830, 8074710128, 10093387660, 20186775320, 40373550640]

約数ペア:

[(1, 40373550640), (2, 20186775320), (4, 10093387660), (5, 8074710128), (8, 5046693830), (10, 4037355064), (16, 2523346915), (20, 2018677532), (40, 1009338766), (80, 504669383), (631, 63983440), (683, 59112080), (1171, 34477840), (1262, 31991720), (1366, 29556040), (2342, 17238920), (2524, 15995860), (2732, 14778020), (3155, 12796688), (3415, 11822416), (4684, 8619460), (5048, 7997930), (5464, 7389010), (5855, 6895568), (6310, 6398344), (6830, 5911208), (9368, 4309730), (10096, 3998965), (10928, 3694505), (11710, 3447784), (12620, 3199172), (13660, 2955604), (18736, 2154865), (23420, 1723892), (25240, 1599586), (27320, 1477802), (46840, 861946), (50480, 799793), (54640, 738901), (93680, 430973)]