40778750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:159

約数の個数: 80

約数和(自身を含む): 86034960

約数和(自身を除く): 45256210

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 101, 125, 170, 190, 202, 250, 323, 425, 475, 505, 625, 646, 850, 950, 1010, 1250, 1615, 1717, 1919, 2125, 2375, 2525, 3230, 3434, 3838, 4250, 4750, 5050, 8075, 8585, 9595, 10625, 11875, 12625, 16150, 17170, 19190, 21250, 23750, 25250, 32623, 40375, 42925, 47975, 63125, 65246, 80750, 85850, 95950, 126250, 163115, 201875, 214625, 239875, 326230, 403750, 429250, 479750, 815575, 1073125, 1199375, 1631150, 2146250, 2398750, 4077875, 8155750, 20389375, 40778750]

約数ペア:

[(1, 40778750), (2, 20389375), (5, 8155750), (10, 4077875), (17, 2398750), (19, 2146250), (25, 1631150), (34, 1199375), (38, 1073125), (50, 815575), (85, 479750), (95, 429250), (101, 403750), (125, 326230), (170, 239875), (190, 214625), (202, 201875), (250, 163115), (323, 126250), (425, 95950), (475, 85850), (505, 80750), (625, 65246), (646, 63125), (850, 47975), (950, 42925), (1010, 40375), (1250, 32623), (1615, 25250), (1717, 23750), (1919, 21250), (2125, 19190), (2375, 17170), (2525, 16150), (3230, 12625), (3434, 11875), (3838, 10625), (4250, 9595), (4750, 8585), (5050, 8075)]