31627820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 81793152

約数和(自身を除く): 50165332

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 97, 119, 137, 140, 170, 194, 238, 274, 340, 388, 476, 485, 548, 595, 679, 685, 959, 970, 1190, 1358, 1370, 1649, 1918, 1940, 2329, 2380, 2716, 2740, 3298, 3395, 3836, 4658, 4795, 6596, 6790, 8245, 9316, 9590, 11543, 11645, 13289, 13580, 16303, 16490, 19180, 23086, 23290, 26578, 32606, 32980, 46172, 46580, 53156, 57715, 65212, 66445, 81515, 93023, 115430, 132890, 163030, 186046, 225913, 230860, 265780, 326060, 372092, 451826, 465115, 903652, 930230, 1129565, 1581391, 1860460, 2259130, 3162782, 4518260, 6325564, 7906955, 15813910, 31627820]

約数ペア:

[(1, 31627820), (2, 15813910), (4, 7906955), (5, 6325564), (7, 4518260), (10, 3162782), (14, 2259130), (17, 1860460), (20, 1581391), (28, 1129565), (34, 930230), (35, 903652), (68, 465115), (70, 451826), (85, 372092), (97, 326060), (119, 265780), (137, 230860), (140, 225913), (170, 186046), (194, 163030), (238, 132890), (274, 115430), (340, 93023), (388, 81515), (476, 66445), (485, 65212), (548, 57715), (595, 53156), (679, 46580), (685, 46172), (959, 32980), (970, 32606), (1190, 26578), (1358, 23290), (1370, 23086), (1649, 19180), (1918, 16490), (1940, 16303), (2329, 13580), (2380, 13289), (2716, 11645), (2740, 11543), (3298, 9590), (3395, 9316), (3836, 8245), (4658, 6790), (4795, 6596)]