66435830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4391}}^1$

素因数の和:4504

約数の個数: 32

約数和(自身を含む): 128070720

約数和(自身を除く): 61634890

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 4391, 7565, 8782, 15130, 21955, 43910, 74647, 149294, 373235, 390799, 746470, 781598, 1953995, 3907990, 6643583, 13287166, 33217915, 66435830]

約数ペア:

[(1, 66435830), (2, 33217915), (5, 13287166), (10, 6643583), (17, 3907990), (34, 1953995), (85, 781598), (89, 746470), (170, 390799), (178, 373235), (445, 149294), (890, 74647), (1513, 43910), (3026, 21955), (4391, 15130), (7565, 8782)]