28492750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:838

約数の個数: 64

約数和(自身を含む): 62741952

約数和(自身を除く): 34249202

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 650, 715, 797, 1375, 1430, 1594, 1625, 2750, 3250, 3575, 3985, 7150, 7970, 8767, 10361, 17534, 17875, 19925, 20722, 35750, 39850, 43835, 51805, 87670, 99625, 103610, 113971, 199250, 219175, 227942, 259025, 438350, 518050, 569855, 1095875, 1139710, 1295125, 2191750, 2590250, 2849275, 5698550, 14246375, 28492750]

約数ペア:

[(1, 28492750), (2, 14246375), (5, 5698550), (10, 2849275), (11, 2590250), (13, 2191750), (22, 1295125), (25, 1139710), (26, 1095875), (50, 569855), (55, 518050), (65, 438350), (110, 259025), (125, 227942), (130, 219175), (143, 199250), (250, 113971), (275, 103610), (286, 99625), (325, 87670), (550, 51805), (650, 43835), (715, 39850), (797, 35750), (1375, 20722), (1430, 19925), (1594, 17875), (1625, 17534), (2750, 10361), (3250, 8767), (3575, 7970), (3985, 7150)]