81795450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 224182080

約数和(自身を除く): 142386630

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 89, 110, 150, 165, 178, 267, 275, 330, 445, 534, 550, 557, 825, 890, 979, 1114, 1335, 1650, 1671, 1958, 2225, 2670, 2785, 2937, 3342, 4450, 4895, 5570, 5874, 6127, 6675, 8355, 9790, 12254, 13350, 13925, 14685, 16710, 18381, 24475, 27850, 29370, 30635, 36762, 41775, 48950, 49573, 61270, 73425, 83550, 91905, 99146, 146850, 148719, 153175, 183810, 247865, 297438, 306350, 459525, 495730, 545303, 743595, 919050, 1090606, 1239325, 1487190, 1635909, 2478650, 2726515, 3271818, 3717975, 5453030, 7435950, 8179545, 13632575, 16359090, 27265150, 40897725, 81795450]

約数ペア:

[(1, 81795450), (2, 40897725), (3, 27265150), (5, 16359090), (6, 13632575), (10, 8179545), (11, 7435950), (15, 5453030), (22, 3717975), (25, 3271818), (30, 2726515), (33, 2478650), (50, 1635909), (55, 1487190), (66, 1239325), (75, 1090606), (89, 919050), (110, 743595), (150, 545303), (165, 495730), (178, 459525), (267, 306350), (275, 297438), (330, 247865), (445, 183810), (534, 153175), (550, 148719), (557, 146850), (825, 99146), (890, 91905), (979, 83550), (1114, 73425), (1335, 61270), (1650, 49573), (1671, 48950), (1958, 41775), (2225, 36762), (2670, 30635), (2785, 29370), (2937, 27850), (3342, 24475), (4450, 18381), (4895, 16710), (5570, 14685), (5874, 13925), (6127, 13350), (6675, 12254), (8355, 9790)]