90218443660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{569}}^1\times {\mathrm{4051}}^1$

素因数の和:4751

約数の個数: 96

約数和(自身を含む): 201770150400

約数和(自身を除く): 111551706740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 412, 515, 569, 1030, 1138, 1957, 2060, 2276, 2845, 3914, 4051, 5690, 7828, 8102, 9785, 10811, 11380, 16204, 19570, 20255, 21622, 39140, 40510, 43244, 54055, 58607, 76969, 81020, 108110, 117214, 153938, 216220, 234428, 293035, 307876, 384845, 417253, 586070, 769690, 834506, 1113533, 1172140, 1539380, 1669012, 2086265, 2227066, 2305019, 4172530, 4454132, 4610038, 5567665, 7927807, 8345060, 9220076, 11135330, 11525095, 15855614, 22270660, 23050190, 31711228, 39639035, 43795361, 46100380, 79278070, 87590722, 158556140, 175181444, 218976805, 237416957, 437953610, 474833914, 875907220, 949667828, 1187084785, 2374169570, 4510922183, 4748339140, 9021844366, 18043688732, 22554610915, 45109221830, 90218443660]

約数ペア:

[(1, 90218443660), (2, 45109221830), (4, 22554610915), (5, 18043688732), (10, 9021844366), (19, 4748339140), (20, 4510922183), (38, 2374169570), (76, 1187084785), (95, 949667828), (103, 875907220), (190, 474833914), (206, 437953610), (380, 237416957), (412, 218976805), (515, 175181444), (569, 158556140), (1030, 87590722), (1138, 79278070), (1957, 46100380), (2060, 43795361), (2276, 39639035), (2845, 31711228), (3914, 23050190), (4051, 22270660), (5690, 15855614), (7828, 11525095), (8102, 11135330), (9785, 9220076), (10811, 8345060), (11380, 7927807), (16204, 5567665), (19570, 4610038), (20255, 4454132), (21622, 4172530), (39140, 2305019), (40510, 2227066), (43244, 2086265), (54055, 1669012), (58607, 1539380), (76969, 1172140), (81020, 1113533), (108110, 834506), (117214, 769690), (153938, 586070), (216220, 417253), (234428, 384845), (293035, 307876)]