91745680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4643}}^1$

素因数の和:4688

約数の個数: 80

約数和(自身を含む): 241859520

約数和(自身を除く): 150113840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4643, 4940, 9286, 9880, 18572, 19760, 23215, 37144, 46430, 60359, 74288, 88217, 92860, 120718, 176434, 185720, 241436, 301795, 352868, 371440, 441085, 482872, 603590, 705736, 882170, 965744, 1146821, 1207180, 1411472, 1764340, 2293642, 2414360, 3528680, 4587284, 4828720, 5734105, 7057360, 9174568, 11468210, 18349136, 22936420, 45872840, 91745680]

約数ペア:

[(1, 91745680), (2, 45872840), (4, 22936420), (5, 18349136), (8, 11468210), (10, 9174568), (13, 7057360), (16, 5734105), (19, 4828720), (20, 4587284), (26, 3528680), (38, 2414360), (40, 2293642), (52, 1764340), (65, 1411472), (76, 1207180), (80, 1146821), (95, 965744), (104, 882170), (130, 705736), (152, 603590), (190, 482872), (208, 441085), (247, 371440), (260, 352868), (304, 301795), (380, 241436), (494, 185720), (520, 176434), (760, 120718), (988, 92860), (1040, 88217), (1235, 74288), (1520, 60359), (1976, 46430), (2470, 37144), (3952, 23215), (4643, 19760), (4940, 18572), (9286, 9880)]