55952720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 138473280

約数和(自身を除く): 82520560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 131, 152, 190, 262, 281, 304, 380, 524, 562, 655, 760, 1048, 1124, 1310, 1405, 1520, 2096, 2248, 2489, 2620, 2810, 4496, 4978, 5240, 5339, 5620, 9956, 10480, 10678, 11240, 12445, 19912, 21356, 22480, 24890, 26695, 36811, 39824, 42712, 49780, 53390, 73622, 85424, 99560, 106780, 147244, 184055, 199120, 213560, 294488, 368110, 427120, 588976, 699409, 736220, 1398818, 1472440, 2797636, 2944880, 3497045, 5595272, 6994090, 11190544, 13988180, 27976360, 55952720]

約数ペア:

[(1, 55952720), (2, 27976360), (4, 13988180), (5, 11190544), (8, 6994090), (10, 5595272), (16, 3497045), (19, 2944880), (20, 2797636), (38, 1472440), (40, 1398818), (76, 736220), (80, 699409), (95, 588976), (131, 427120), (152, 368110), (190, 294488), (262, 213560), (281, 199120), (304, 184055), (380, 147244), (524, 106780), (562, 99560), (655, 85424), (760, 73622), (1048, 53390), (1124, 49780), (1310, 42712), (1405, 39824), (1520, 36811), (2096, 26695), (2248, 24890), (2489, 22480), (2620, 21356), (2810, 19912), (4496, 12445), (4978, 11240), (5240, 10678), (5339, 10480), (5620, 9956)]