129745850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 275982336

約数和(自身を除く): 146236486

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 47, 50, 62, 65, 94, 130, 137, 155, 235, 274, 310, 325, 403, 470, 611, 650, 685, 775, 806, 1175, 1222, 1370, 1457, 1550, 1781, 2015, 2350, 2914, 3055, 3425, 3562, 4030, 4247, 6110, 6439, 6850, 7285, 8494, 8905, 10075, 12878, 14570, 15275, 17810, 18941, 20150, 21235, 30550, 32195, 36425, 37882, 42470, 44525, 55211, 64390, 72850, 83707, 89050, 94705, 106175, 110422, 160975, 167414, 189410, 199609, 212350, 276055, 321950, 399218, 418535, 473525, 552110, 837070, 947050, 998045, 1380275, 1996090, 2092675, 2594917, 2760550, 4185350, 4990225, 5189834, 9980450, 12974585, 25949170, 64872925, 129745850]

約数ペア:

[(1, 129745850), (2, 64872925), (5, 25949170), (10, 12974585), (13, 9980450), (25, 5189834), (26, 4990225), (31, 4185350), (47, 2760550), (50, 2594917), (62, 2092675), (65, 1996090), (94, 1380275), (130, 998045), (137, 947050), (155, 837070), (235, 552110), (274, 473525), (310, 418535), (325, 399218), (403, 321950), (470, 276055), (611, 212350), (650, 199609), (685, 189410), (775, 167414), (806, 160975), (1175, 110422), (1222, 106175), (1370, 94705), (1457, 89050), (1550, 83707), (1781, 72850), (2015, 64390), (2350, 55211), (2914, 44525), (3055, 42470), (3425, 37882), (3562, 36425), (4030, 32195), (4247, 30550), (6110, 21235), (6439, 20150), (6850, 18941), (7285, 17810), (8494, 15275), (8905, 14570), (10075, 12878)]