24752680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 59778000

約数和(自身を除く): 35025320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 409, 445, 680, 712, 818, 890, 1513, 1636, 1780, 2045, 3026, 3272, 3560, 4090, 6052, 6953, 7565, 8180, 12104, 13906, 15130, 16360, 27812, 30260, 34765, 36401, 55624, 60520, 69530, 72802, 139060, 145604, 182005, 278120, 291208, 364010, 618817, 728020, 1237634, 1456040, 2475268, 3094085, 4950536, 6188170, 12376340, 24752680]

約数ペア:

[(1, 24752680), (2, 12376340), (4, 6188170), (5, 4950536), (8, 3094085), (10, 2475268), (17, 1456040), (20, 1237634), (34, 728020), (40, 618817), (68, 364010), (85, 291208), (89, 278120), (136, 182005), (170, 145604), (178, 139060), (340, 72802), (356, 69530), (409, 60520), (445, 55624), (680, 36401), (712, 34765), (818, 30260), (890, 27812), (1513, 16360), (1636, 15130), (1780, 13906), (2045, 12104), (3026, 8180), (3272, 7565), (3560, 6953), (4090, 6052)]