89975860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 214502400

約数和(自身を除く): 124526540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 47, 52, 65, 74, 94, 130, 148, 185, 188, 199, 235, 260, 370, 398, 470, 481, 611, 740, 796, 940, 962, 995, 1222, 1739, 1924, 1990, 2405, 2444, 2587, 3055, 3478, 3980, 4810, 5174, 6110, 6956, 7363, 8695, 9353, 9620, 10348, 12220, 12935, 14726, 17390, 18706, 22607, 25870, 29452, 34780, 36815, 37412, 45214, 46765, 51740, 73630, 90428, 93530, 95719, 113035, 121589, 147260, 187060, 191438, 226070, 243178, 346061, 382876, 452140, 478595, 486356, 607945, 692122, 957190, 1215890, 1384244, 1730305, 1914380, 2431780, 3460610, 4498793, 6921220, 8997586, 17995172, 22493965, 44987930, 89975860]

約数ペア:

[(1, 89975860), (2, 44987930), (4, 22493965), (5, 17995172), (10, 8997586), (13, 6921220), (20, 4498793), (26, 3460610), (37, 2431780), (47, 1914380), (52, 1730305), (65, 1384244), (74, 1215890), (94, 957190), (130, 692122), (148, 607945), (185, 486356), (188, 478595), (199, 452140), (235, 382876), (260, 346061), (370, 243178), (398, 226070), (470, 191438), (481, 187060), (611, 147260), (740, 121589), (796, 113035), (940, 95719), (962, 93530), (995, 90428), (1222, 73630), (1739, 51740), (1924, 46765), (1990, 45214), (2405, 37412), (2444, 36815), (2587, 34780), (3055, 29452), (3478, 25870), (3980, 22607), (4810, 18706), (5174, 17390), (6110, 14726), (6956, 12935), (7363, 12220), (8695, 10348), (9353, 9620)]