72211280

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{15299}}^1$

素因数の和:15371

約数の個数: 40

約数和(自身を含む): 170748000

約数和(自身を除く): 98536720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 15299, 30598, 61196, 76495, 122392, 152990, 244784, 305980, 611960, 902641, 1223920, 1805282, 3610564, 4513205, 7221128, 9026410, 14442256, 18052820, 36105640, 72211280]

約数ペア:

[(1, 72211280), (2, 36105640), (4, 18052820), (5, 14442256), (8, 9026410), (10, 7221128), (16, 4513205), (20, 3610564), (40, 1805282), (59, 1223920), (80, 902641), (118, 611960), (236, 305980), (295, 244784), (472, 152990), (590, 122392), (944, 76495), (1180, 61196), (2360, 30598), (4720, 15299)]