81251562

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3511}}^1$

素因数の和:3571

約数の個数: 64

約数和(自身を含む): 202291200

約数和(自身を除く): 121039638

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 57, 58, 87, 114, 133, 174, 203, 266, 399, 406, 551, 609, 798, 1102, 1218, 1653, 3306, 3511, 3857, 7022, 7714, 10533, 11571, 21066, 23142, 24577, 49154, 66709, 73731, 101819, 133418, 147462, 200127, 203638, 305457, 400254, 466963, 610914, 712733, 933926, 1400889, 1425466, 1934561, 2138199, 2801778, 3869122, 4276398, 5803683, 11607366, 13541927, 27083854, 40625781, 81251562]

約数ペア:

[(1, 81251562), (2, 40625781), (3, 27083854), (6, 13541927), (7, 11607366), (14, 5803683), (19, 4276398), (21, 3869122), (29, 2801778), (38, 2138199), (42, 1934561), (57, 1425466), (58, 1400889), (87, 933926), (114, 712733), (133, 610914), (174, 466963), (203, 400254), (266, 305457), (399, 203638), (406, 200127), (551, 147462), (609, 133418), (798, 101819), (1102, 73731), (1218, 66709), (1653, 49154), (3306, 24577), (3511, 23142), (3857, 21066), (7022, 11571), (7714, 10533)]