254826100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:1993

約数の個数: 72

約数和(自身を含む): 590587200

約数和(自身を除く): 335761100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 71, 76, 95, 100, 142, 190, 284, 355, 380, 475, 710, 950, 1349, 1420, 1775, 1889, 1900, 2698, 3550, 3778, 5396, 6745, 7100, 7556, 9445, 13490, 18890, 26980, 33725, 35891, 37780, 47225, 67450, 71782, 94450, 134119, 134900, 143564, 179455, 188900, 268238, 358910, 536476, 670595, 717820, 897275, 1341190, 1794550, 2548261, 2682380, 3352975, 3589100, 5096522, 6705950, 10193044, 12741305, 13411900, 25482610, 50965220, 63706525, 127413050, 254826100]

約数ペア:

[(1, 254826100), (2, 127413050), (4, 63706525), (5, 50965220), (10, 25482610), (19, 13411900), (20, 12741305), (25, 10193044), (38, 6705950), (50, 5096522), (71, 3589100), (76, 3352975), (95, 2682380), (100, 2548261), (142, 1794550), (190, 1341190), (284, 897275), (355, 717820), (380, 670595), (475, 536476), (710, 358910), (950, 268238), (1349, 188900), (1420, 179455), (1775, 143564), (1889, 134900), (1900, 134119), (2698, 94450), (3550, 71782), (3778, 67450), (5396, 47225), (6745, 37780), (7100, 35891), (7556, 33725), (9445, 26980), (13490, 18890)]