907495550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1638

約数の個数: 96

約数和(自身を含む): 1942375680

約数和(自身を除く): 1034880130

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 31, 50, 58, 62, 65, 130, 145, 155, 290, 310, 325, 377, 403, 650, 725, 754, 775, 806, 899, 1450, 1550, 1553, 1798, 1885, 2015, 3106, 3770, 4030, 4495, 7765, 8990, 9425, 10075, 11687, 15530, 18850, 20150, 20189, 22475, 23374, 38825, 40378, 44950, 45037, 48143, 58435, 77650, 90074, 96286, 100945, 116870, 201890, 225185, 240715, 292175, 450370, 481430, 504725, 584350, 585481, 625859, 1009450, 1125925, 1170962, 1203575, 1251718, 1396147, 2251850, 2407150, 2792294, 2927405, 3129295, 5854810, 6258590, 6980735, 13961470, 14637025, 15646475, 18149911, 29274050, 31292950, 34903675, 36299822, 69807350, 90749555, 181499110, 453747775, 907495550]

約数ペア:

[(1, 907495550), (2, 453747775), (5, 181499110), (10, 90749555), (13, 69807350), (25, 36299822), (26, 34903675), (29, 31292950), (31, 29274050), (50, 18149911), (58, 15646475), (62, 14637025), (65, 13961470), (130, 6980735), (145, 6258590), (155, 5854810), (290, 3129295), (310, 2927405), (325, 2792294), (377, 2407150), (403, 2251850), (650, 1396147), (725, 1251718), (754, 1203575), (775, 1170962), (806, 1125925), (899, 1009450), (1450, 625859), (1550, 585481), (1553, 584350), (1798, 504725), (1885, 481430), (2015, 450370), (3106, 292175), (3770, 240715), (4030, 225185), (4495, 201890), (7765, 116870), (8990, 100945), (9425, 96286), (10075, 90074), (11687, 77650), (15530, 58435), (18850, 48143), (20150, 45037), (20189, 44950), (22475, 40378), (23374, 38825)]