20797643050

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{1423}}^1$

素因数の和:1708

約数の個数: 96

約数和(自身を含む): 41191649280

約数和(自身を除く): 20394006230

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 142, 179, 230, 355, 358, 575, 710, 895, 1150, 1423, 1633, 1775, 1790, 2846, 3266, 3550, 4117, 4475, 7115, 8165, 8234, 8950, 12709, 14230, 16330, 20585, 25418, 32729, 35575, 40825, 41170, 63545, 65458, 71150, 81650, 101033, 102925, 127090, 163645, 202066, 205850, 254717, 292307, 317725, 327290, 505165, 509434, 584614, 635450, 818225, 1010330, 1273585, 1461535, 1636450, 2323759, 2525825, 2547170, 2923070, 4647518, 5051650, 5858491, 6367925, 7307675, 11618795, 11716982, 12735850, 14615350, 18084907, 23237590, 29292455, 36169814, 58093975, 58584910, 90424535, 116187950, 146462275, 180849070, 292924550, 415952861, 452122675, 831905722, 904245350, 2079764305, 4159528610, 10398821525, 20797643050]

約数ペア:

[(1, 20797643050), (2, 10398821525), (5, 4159528610), (10, 2079764305), (23, 904245350), (25, 831905722), (46, 452122675), (50, 415952861), (71, 292924550), (115, 180849070), (142, 146462275), (179, 116187950), (230, 90424535), (355, 58584910), (358, 58093975), (575, 36169814), (710, 29292455), (895, 23237590), (1150, 18084907), (1423, 14615350), (1633, 12735850), (1775, 11716982), (1790, 11618795), (2846, 7307675), (3266, 6367925), (3550, 5858491), (4117, 5051650), (4475, 4647518), (7115, 2923070), (8165, 2547170), (8234, 2525825), (8950, 2323759), (12709, 1636450), (14230, 1461535), (16330, 1273585), (20585, 1010330), (25418, 818225), (32729, 635450), (35575, 584614), (40825, 509434), (41170, 505165), (63545, 327290), (65458, 317725), (71150, 292307), (81650, 254717), (101033, 205850), (102925, 202066), (127090, 163645)]