2113622500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{509}}^1$

素因数の和:695

約数の個数: 120

約数和(自身を含む): 5085622080

約数和(自身を除く): 2971999580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 151, 220, 250, 275, 302, 500, 509, 550, 604, 625, 755, 1018, 1100, 1250, 1375, 1510, 1661, 2036, 2500, 2545, 2750, 3020, 3322, 3775, 5090, 5500, 5599, 6644, 6875, 7550, 8305, 10180, 11198, 12725, 13750, 15100, 16610, 18875, 22396, 25450, 27500, 27995, 33220, 37750, 41525, 50900, 55990, 63625, 75500, 76859, 83050, 94375, 111980, 127250, 139975, 153718, 166100, 188750, 207625, 254500, 279950, 307436, 318125, 377500, 384295, 415250, 559900, 636250, 699875, 768590, 830500, 845449, 1038125, 1272500, 1399750, 1537180, 1690898, 1921475, 2076250, 2799500, 3381796, 3499375, 3842950, 4152500, 4227245, 6998750, 7685900, 8454490, 9607375, 13997500, 16908980, 19214750, 21136225, 38429500, 42272450, 48036875, 84544900, 96073750, 105681125, 192147500, 211362250, 422724500, 528405625, 1056811250, 2113622500]

約数ペア:

[(1, 2113622500), (2, 1056811250), (4, 528405625), (5, 422724500), (10, 211362250), (11, 192147500), (20, 105681125), (22, 96073750), (25, 84544900), (44, 48036875), (50, 42272450), (55, 38429500), (100, 21136225), (110, 19214750), (125, 16908980), (151, 13997500), (220, 9607375), (250, 8454490), (275, 7685900), (302, 6998750), (500, 4227245), (509, 4152500), (550, 3842950), (604, 3499375), (625, 3381796), (755, 2799500), (1018, 2076250), (1100, 1921475), (1250, 1690898), (1375, 1537180), (1510, 1399750), (1661, 1272500), (2036, 1038125), (2500, 845449), (2545, 830500), (2750, 768590), (3020, 699875), (3322, 636250), (3775, 559900), (5090, 415250), (5500, 384295), (5599, 377500), (6644, 318125), (6875, 307436), (7550, 279950), (8305, 254500), (10180, 207625), (11198, 188750), (12725, 166100), (13750, 153718), (15100, 139975), (16610, 127250), (18875, 111980), (22396, 94375), (25450, 83050), (27500, 76859), (27995, 75500), (33220, 63625), (37750, 55990), (41525, 50900)]