90011810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 192568320

約数和(自身を除く): 102556510

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 79, 82, 158, 205, 287, 395, 397, 410, 553, 574, 790, 794, 1106, 1435, 1985, 2765, 2779, 2870, 3239, 3970, 5530, 5558, 6478, 13895, 16195, 16277, 22673, 27790, 31363, 32390, 32554, 45346, 62726, 81385, 113365, 113939, 156815, 162770, 219541, 226730, 227878, 313630, 439082, 569695, 1097705, 1139390, 1285883, 2195410, 2571766, 6429415, 9001181, 12858830, 18002362, 45005905, 90011810]

約数ペア:

[(1, 90011810), (2, 45005905), (5, 18002362), (7, 12858830), (10, 9001181), (14, 6429415), (35, 2571766), (41, 2195410), (70, 1285883), (79, 1139390), (82, 1097705), (158, 569695), (205, 439082), (287, 313630), (395, 227878), (397, 226730), (410, 219541), (553, 162770), (574, 156815), (790, 113939), (794, 113365), (1106, 81385), (1435, 62726), (1985, 45346), (2765, 32554), (2779, 32390), (2870, 31363), (3239, 27790), (3970, 22673), (5530, 16277), (5558, 16195), (6478, 13895)]