55151320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3229}}^1$

素因数の和:3308

約数の個数: 64

約数和(自身を含む): 144187200

約数和(自身を除く): 89035880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3229, 3416, 4270, 6458, 8540, 12916, 16145, 17080, 22603, 25832, 32290, 45206, 64580, 90412, 113015, 129160, 180824, 196969, 226030, 393938, 452060, 787876, 904120, 984845, 1378783, 1575752, 1969690, 2757566, 3939380, 5515132, 6893915, 7878760, 11030264, 13787830, 27575660, 55151320]

約数ペア:

[(1, 55151320), (2, 27575660), (4, 13787830), (5, 11030264), (7, 7878760), (8, 6893915), (10, 5515132), (14, 3939380), (20, 2757566), (28, 1969690), (35, 1575752), (40, 1378783), (56, 984845), (61, 904120), (70, 787876), (122, 452060), (140, 393938), (244, 226030), (280, 196969), (305, 180824), (427, 129160), (488, 113015), (610, 90412), (854, 64580), (1220, 45206), (1708, 32290), (2135, 25832), (2440, 22603), (3229, 17080), (3416, 16145), (4270, 12916), (6458, 8540)]