66615520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1340

約数の個数: 96

約数和(自身を含む): 175543200

約数和(自身を除く): 108927680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 544, 608, 646, 680, 760, 1289, 1292, 1360, 1520, 1615, 2578, 2584, 2720, 3040, 3230, 5156, 5168, 6445, 6460, 10312, 10336, 12890, 12920, 20624, 21913, 24491, 25780, 25840, 41248, 43826, 48982, 51560, 51680, 87652, 97964, 103120, 109565, 122455, 175304, 195928, 206240, 219130, 244910, 350608, 391856, 416347, 438260, 489820, 701216, 783712, 832694, 876520, 979640, 1665388, 1753040, 1959280, 2081735, 3330776, 3506080, 3918560, 4163470, 6661552, 8326940, 13323104, 16653880, 33307760, 66615520]

約数ペア:

[(1, 66615520), (2, 33307760), (4, 16653880), (5, 13323104), (8, 8326940), (10, 6661552), (16, 4163470), (17, 3918560), (19, 3506080), (20, 3330776), (32, 2081735), (34, 1959280), (38, 1753040), (40, 1665388), (68, 979640), (76, 876520), (80, 832694), (85, 783712), (95, 701216), (136, 489820), (152, 438260), (160, 416347), (170, 391856), (190, 350608), (272, 244910), (304, 219130), (323, 206240), (340, 195928), (380, 175304), (544, 122455), (608, 109565), (646, 103120), (680, 97964), (760, 87652), (1289, 51680), (1292, 51560), (1360, 48982), (1520, 43826), (1615, 41248), (2578, 25840), (2584, 25780), (2720, 24491), (3040, 21913), (3230, 20624), (5156, 12920), (5168, 12890), (6445, 10336), (6460, 10312)]