71279260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 173859840

約数和(自身を除く): 102580580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 47, 52, 65, 76, 94, 95, 130, 188, 190, 235, 247, 260, 307, 380, 470, 494, 611, 614, 893, 940, 988, 1222, 1228, 1235, 1535, 1786, 2444, 2470, 3055, 3070, 3572, 3991, 4465, 4940, 5833, 6110, 6140, 7982, 8930, 11609, 11666, 12220, 14429, 15964, 17860, 19955, 23218, 23332, 28858, 29165, 39910, 46436, 57716, 58045, 58330, 72145, 75829, 79820, 116090, 116660, 144290, 151658, 187577, 232180, 274151, 288580, 303316, 375154, 379145, 548302, 750308, 758290, 937885, 1096604, 1370755, 1516580, 1875770, 2741510, 3563963, 3751540, 5483020, 7127926, 14255852, 17819815, 35639630, 71279260]

約数ペア:

[(1, 71279260), (2, 35639630), (4, 17819815), (5, 14255852), (10, 7127926), (13, 5483020), (19, 3751540), (20, 3563963), (26, 2741510), (38, 1875770), (47, 1516580), (52, 1370755), (65, 1096604), (76, 937885), (94, 758290), (95, 750308), (130, 548302), (188, 379145), (190, 375154), (235, 303316), (247, 288580), (260, 274151), (307, 232180), (380, 187577), (470, 151658), (494, 144290), (611, 116660), (614, 116090), (893, 79820), (940, 75829), (988, 72145), (1222, 58330), (1228, 58045), (1235, 57716), (1535, 46436), (1786, 39910), (2444, 29165), (2470, 28858), (3055, 23332), (3070, 23218), (3572, 19955), (3991, 17860), (4465, 15964), (4940, 14429), (5833, 12220), (6110, 11666), (6140, 11609), (7982, 8930)]