72011830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 151647552

約数和(自身を除く): 79635722

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 97, 110, 170, 187, 194, 374, 397, 485, 794, 935, 970, 1067, 1649, 1870, 1985, 2134, 3298, 3970, 4367, 5335, 6749, 8245, 8734, 10670, 13498, 16490, 18139, 21835, 33745, 36278, 38509, 43670, 67490, 74239, 77018, 90695, 148478, 181390, 192545, 371195, 385090, 423599, 654653, 742390, 847198, 1309306, 2117995, 3273265, 4235990, 6546530, 7201183, 14402366, 36005915, 72011830]

約数ペア:

[(1, 72011830), (2, 36005915), (5, 14402366), (10, 7201183), (11, 6546530), (17, 4235990), (22, 3273265), (34, 2117995), (55, 1309306), (85, 847198), (97, 742390), (110, 654653), (170, 423599), (187, 385090), (194, 371195), (374, 192545), (397, 181390), (485, 148478), (794, 90695), (935, 77018), (970, 74239), (1067, 67490), (1649, 43670), (1870, 38509), (1985, 36278), (2134, 33745), (3298, 21835), (3970, 18139), (4367, 16490), (5335, 13498), (6749, 10670), (8245, 8734)]