71640380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1035

約数の個数: 96

約数和(自身を含む): 188116992

約数和(自身を除く): 116476612

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 434, 476, 527, 595, 620, 868, 971, 1054, 1085, 1190, 1942, 2108, 2170, 2380, 2635, 3689, 3884, 4340, 4855, 5270, 6797, 7378, 9710, 10540, 13594, 14756, 16507, 18445, 19420, 27188, 30101, 33014, 33985, 36890, 60202, 66028, 67970, 73780, 82535, 115549, 120404, 135940, 150505, 165070, 210707, 231098, 301010, 330140, 421414, 462196, 511717, 577745, 602020, 842828, 1023434, 1053535, 1155490, 2046868, 2107070, 2310980, 2558585, 3582019, 4214140, 5117170, 7164038, 10234340, 14328076, 17910095, 35820190, 71640380]

約数ペア:

[(1, 71640380), (2, 35820190), (4, 17910095), (5, 14328076), (7, 10234340), (10, 7164038), (14, 5117170), (17, 4214140), (20, 3582019), (28, 2558585), (31, 2310980), (34, 2107070), (35, 2046868), (62, 1155490), (68, 1053535), (70, 1023434), (85, 842828), (119, 602020), (124, 577745), (140, 511717), (155, 462196), (170, 421414), (217, 330140), (238, 301010), (310, 231098), (340, 210707), (434, 165070), (476, 150505), (527, 135940), (595, 120404), (620, 115549), (868, 82535), (971, 73780), (1054, 67970), (1085, 66028), (1190, 60202), (1942, 36890), (2108, 33985), (2170, 33014), (2380, 30101), (2635, 27188), (3689, 19420), (3884, 18445), (4340, 16507), (4855, 14756), (5270, 13594), (6797, 10540), (7378, 9710)]