91319920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:922

約数の個数: 80

約数和(自身を含む): 227797920

約数和(自身を除く): 136478000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 809, 830, 1328, 1360, 1411, 1618, 1660, 2822, 3236, 3320, 4045, 5644, 6472, 6640, 7055, 8090, 11288, 12944, 13753, 14110, 16180, 22576, 27506, 28220, 32360, 55012, 56440, 64720, 67147, 68765, 110024, 112880, 134294, 137530, 220048, 268588, 275060, 335735, 537176, 550120, 671470, 1074352, 1100240, 1141499, 1342940, 2282998, 2685880, 4565996, 5371760, 5707495, 9131992, 11414990, 18263984, 22829980, 45659960, 91319920]

約数ペア:

[(1, 91319920), (2, 45659960), (4, 22829980), (5, 18263984), (8, 11414990), (10, 9131992), (16, 5707495), (17, 5371760), (20, 4565996), (34, 2685880), (40, 2282998), (68, 1342940), (80, 1141499), (83, 1100240), (85, 1074352), (136, 671470), (166, 550120), (170, 537176), (272, 335735), (332, 275060), (340, 268588), (415, 220048), (664, 137530), (680, 134294), (809, 112880), (830, 110024), (1328, 68765), (1360, 67147), (1411, 64720), (1618, 56440), (1660, 55012), (2822, 32360), (3236, 28220), (3320, 27506), (4045, 22576), (5644, 16180), (6472, 14110), (6640, 13753), (7055, 12944), (8090, 11288)]