2391064100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^2\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:394

約数の個数: 108

約数和(自身を含む): 5430121200

約数和(自身を除く): 3039057100

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 139, 155, 179, 278, 310, 358, 556, 620, 695, 716, 775, 895, 961, 1390, 1550, 1790, 1922, 2780, 3100, 3475, 3580, 3844, 4309, 4475, 4805, 5549, 6950, 8618, 8950, 9610, 11098, 13900, 17236, 17900, 19220, 21545, 22196, 24025, 24881, 27745, 43090, 48050, 49762, 55490, 86180, 96100, 99524, 107725, 110980, 124405, 133579, 138725, 172019, 215450, 248810, 267158, 277450, 344038, 430900, 497620, 534316, 554900, 622025, 667895, 688076, 771311, 860095, 1244050, 1335790, 1542622, 1720190, 2488100, 2671580, 3085244, 3339475, 3440380, 3856555, 4300475, 6678950, 7713110, 8600950, 13357900, 15426220, 17201900, 19282775, 23910641, 38565550, 47821282, 77131100, 95642564, 119553205, 239106410, 478212820, 597766025, 1195532050, 2391064100]

約数ペア:

[(1, 2391064100), (2, 1195532050), (4, 597766025), (5, 478212820), (10, 239106410), (20, 119553205), (25, 95642564), (31, 77131100), (50, 47821282), (62, 38565550), (100, 23910641), (124, 19282775), (139, 17201900), (155, 15426220), (179, 13357900), (278, 8600950), (310, 7713110), (358, 6678950), (556, 4300475), (620, 3856555), (695, 3440380), (716, 3339475), (775, 3085244), (895, 2671580), (961, 2488100), (1390, 1720190), (1550, 1542622), (1790, 1335790), (1922, 1244050), (2780, 860095), (3100, 771311), (3475, 688076), (3580, 667895), (3844, 622025), (4309, 554900), (4475, 534316), (4805, 497620), (5549, 430900), (6950, 344038), (8618, 277450), (8950, 267158), (9610, 248810), (11098, 215450), (13900, 172019), (17236, 138725), (17900, 133579), (19220, 124405), (21545, 110980), (22196, 107725), (24025, 99524), (24881, 96100), (27745, 86180), (43090, 55490), (48050, 49762)]