73131280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53773}}^1$

素因数の和:53803

約数の個数: 40

約数和(自身を含む): 180035352

約数和(自身を除く): 106904072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 53773, 107546, 215092, 268865, 430184, 537730, 860368, 914141, 1075460, 1828282, 2150920, 3656564, 4301840, 4570705, 7313128, 9141410, 14626256, 18282820, 36565640, 73131280]

約数ペア:

[(1, 73131280), (2, 36565640), (4, 18282820), (5, 14626256), (8, 9141410), (10, 7313128), (16, 4570705), (17, 4301840), (20, 3656564), (34, 2150920), (40, 1828282), (68, 1075460), (80, 914141), (85, 860368), (136, 537730), (170, 430184), (272, 268865), (340, 215092), (680, 107546), (1360, 53773)]