201965920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1208

約数の個数: 96

約数和(自身を含む): 520097760

約数和(自身を除く): 318131840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 89, 104, 130, 160, 178, 208, 260, 356, 416, 445, 520, 712, 890, 1040, 1091, 1157, 1424, 1780, 2080, 2182, 2314, 2848, 3560, 4364, 4628, 5455, 5785, 7120, 8728, 9256, 10910, 11570, 14183, 14240, 17456, 18512, 21820, 23140, 28366, 34912, 37024, 43640, 46280, 56732, 70915, 87280, 92560, 97099, 113464, 141830, 174560, 185120, 194198, 226928, 283660, 388396, 453856, 485495, 567320, 776792, 970990, 1134640, 1262287, 1553584, 1941980, 2269280, 2524574, 3107168, 3883960, 5049148, 6311435, 7767920, 10098296, 12622870, 15535840, 20196592, 25245740, 40393184, 50491480, 100982960, 201965920]

約数ペア:

[(1, 201965920), (2, 100982960), (4, 50491480), (5, 40393184), (8, 25245740), (10, 20196592), (13, 15535840), (16, 12622870), (20, 10098296), (26, 7767920), (32, 6311435), (40, 5049148), (52, 3883960), (65, 3107168), (80, 2524574), (89, 2269280), (104, 1941980), (130, 1553584), (160, 1262287), (178, 1134640), (208, 970990), (260, 776792), (356, 567320), (416, 485495), (445, 453856), (520, 388396), (712, 283660), (890, 226928), (1040, 194198), (1091, 185120), (1157, 174560), (1424, 141830), (1780, 113464), (2080, 97099), (2182, 92560), (2314, 87280), (2848, 70915), (3560, 56732), (4364, 46280), (4628, 43640), (5455, 37024), (5785, 34912), (7120, 28366), (8728, 23140), (9256, 21820), (10910, 18512), (11570, 17456), (14183, 14240)]