55707640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 137044800

約数和(自身を除く): 81337160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 79, 85, 122, 136, 158, 170, 244, 289, 305, 316, 340, 395, 488, 578, 610, 632, 680, 790, 1037, 1156, 1220, 1343, 1445, 1580, 2074, 2312, 2440, 2686, 2890, 3160, 4148, 4819, 5185, 5372, 5780, 6715, 8296, 9638, 10370, 10744, 11560, 13430, 17629, 19276, 20740, 22831, 24095, 26860, 35258, 38552, 41480, 45662, 48190, 53720, 70516, 81923, 88145, 91324, 96380, 114155, 141032, 163846, 176290, 182648, 192760, 228310, 327692, 352580, 409615, 456620, 655384, 705160, 819230, 913240, 1392691, 1638460, 2785382, 3276920, 5570764, 6963455, 11141528, 13926910, 27853820, 55707640]

約数ペア:

[(1, 55707640), (2, 27853820), (4, 13926910), (5, 11141528), (8, 6963455), (10, 5570764), (17, 3276920), (20, 2785382), (34, 1638460), (40, 1392691), (61, 913240), (68, 819230), (79, 705160), (85, 655384), (122, 456620), (136, 409615), (158, 352580), (170, 327692), (244, 228310), (289, 192760), (305, 182648), (316, 176290), (340, 163846), (395, 141032), (488, 114155), (578, 96380), (610, 91324), (632, 88145), (680, 81923), (790, 70516), (1037, 53720), (1156, 48190), (1220, 45662), (1343, 41480), (1445, 38552), (1580, 35258), (2074, 26860), (2312, 24095), (2440, 22831), (2686, 20740), (2890, 19276), (3160, 17629), (4148, 13430), (4819, 11560), (5185, 10744), (5372, 10370), (5780, 9638), (6715, 8296)]