2051224130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 3861617760

約数和(自身を除く): 1810393630

約数列:

[1, 2, 5, 10, 37, 74, 109, 181, 185, 218, 281, 362, 370, 545, 562, 905, 1090, 1405, 1810, 2810, 4033, 6697, 8066, 10397, 13394, 19729, 20165, 20794, 30629, 33485, 39458, 40330, 50861, 51985, 61258, 66970, 98645, 101722, 103970, 153145, 197290, 254305, 306290, 508610, 729973, 1133273, 1459946, 1881857, 2266546, 3649865, 3763714, 5543849, 5666365, 7299730, 9409285, 11087698, 11332730, 18818570, 27719245, 55438490, 205122413, 410244826, 1025612065, 2051224130]

約数ペア:

[(1, 2051224130), (2, 1025612065), (5, 410244826), (10, 205122413), (37, 55438490), (74, 27719245), (109, 18818570), (181, 11332730), (185, 11087698), (218, 9409285), (281, 7299730), (362, 5666365), (370, 5543849), (545, 3763714), (562, 3649865), (905, 2266546), (1090, 1881857), (1405, 1459946), (1810, 1133273), (2810, 729973), (4033, 508610), (6697, 306290), (8066, 254305), (10397, 197290), (13394, 153145), (19729, 103970), (20165, 101722), (20794, 98645), (30629, 66970), (33485, 61258), (39458, 51985), (40330, 50861)]