73717780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1381}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 165077136

約数和(自身を除く): 91359356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 628, 785, 1381, 1570, 2669, 2762, 3140, 5338, 5524, 6905, 10676, 13345, 13810, 23477, 26690, 27620, 46954, 53380, 93908, 117385, 216817, 234770, 433634, 469540, 867268, 1084085, 2168170, 3685889, 4336340, 7371778, 14743556, 18429445, 36858890, 73717780]

約数ペア:

[(1, 73717780), (2, 36858890), (4, 18429445), (5, 14743556), (10, 7371778), (17, 4336340), (20, 3685889), (34, 2168170), (68, 1084085), (85, 867268), (157, 469540), (170, 433634), (314, 234770), (340, 216817), (628, 117385), (785, 93908), (1381, 53380), (1570, 46954), (2669, 27620), (2762, 26690), (3140, 23477), (5338, 13810), (5524, 13345), (6905, 10676)]