38188700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 91400400

約数和(自身を除く): 53211700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 149, 220, 233, 275, 298, 466, 550, 596, 745, 932, 1100, 1165, 1490, 1639, 2330, 2563, 2980, 3278, 3725, 4660, 5126, 5825, 6556, 7450, 8195, 10252, 11650, 12815, 14900, 16390, 23300, 25630, 32780, 34717, 40975, 51260, 64075, 69434, 81950, 128150, 138868, 163900, 173585, 256300, 347170, 381887, 694340, 763774, 867925, 1527548, 1735850, 1909435, 3471700, 3818870, 7637740, 9547175, 19094350, 38188700]

約数ペア:

[(1, 38188700), (2, 19094350), (4, 9547175), (5, 7637740), (10, 3818870), (11, 3471700), (20, 1909435), (22, 1735850), (25, 1527548), (44, 867925), (50, 763774), (55, 694340), (100, 381887), (110, 347170), (149, 256300), (220, 173585), (233, 163900), (275, 138868), (298, 128150), (466, 81950), (550, 69434), (596, 64075), (745, 51260), (932, 40975), (1100, 34717), (1165, 32780), (1490, 25630), (1639, 23300), (2330, 16390), (2563, 14900), (2980, 12815), (3278, 11650), (3725, 10252), (4660, 8195), (5126, 7450), (5825, 6556)]