61348240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 153204480

約数和(自身を除く): 91856240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 571, 632, 680, 790, 1142, 1264, 1343, 1360, 1580, 2284, 2686, 2855, 3160, 4568, 5372, 5710, 6320, 6715, 9136, 9707, 10744, 11420, 13430, 19414, 21488, 22840, 26860, 38828, 45109, 45680, 48535, 53720, 77656, 90218, 97070, 107440, 155312, 180436, 194140, 225545, 360872, 388280, 451090, 721744, 766853, 776560, 902180, 1533706, 1804360, 3067412, 3608720, 3834265, 6134824, 7668530, 12269648, 15337060, 30674120, 61348240]

約数ペア:

[(1, 61348240), (2, 30674120), (4, 15337060), (5, 12269648), (8, 7668530), (10, 6134824), (16, 3834265), (17, 3608720), (20, 3067412), (34, 1804360), (40, 1533706), (68, 902180), (79, 776560), (80, 766853), (85, 721744), (136, 451090), (158, 388280), (170, 360872), (272, 225545), (316, 194140), (340, 180436), (395, 155312), (571, 107440), (632, 97070), (680, 90218), (790, 77656), (1142, 53720), (1264, 48535), (1343, 45680), (1360, 45109), (1580, 38828), (2284, 26860), (2686, 22840), (2855, 21488), (3160, 19414), (4568, 13430), (5372, 11420), (5710, 10744), (6320, 9707), (6715, 9136)]