78826250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{3319}}^1$

素因数の和:3360

約数の個数: 40

約数和(自身を含む): 155575200

約数和(自身を除く): 76748950

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1250, 2375, 3319, 4750, 6638, 11875, 16595, 23750, 33190, 63061, 82975, 126122, 165950, 315305, 414875, 630610, 829750, 1576525, 2074375, 3153050, 4148750, 7882625, 15765250, 39413125, 78826250]

約数ペア:

[(1, 78826250), (2, 39413125), (5, 15765250), (10, 7882625), (19, 4148750), (25, 3153050), (38, 2074375), (50, 1576525), (95, 829750), (125, 630610), (190, 414875), (250, 315305), (475, 165950), (625, 126122), (950, 82975), (1250, 63061), (2375, 33190), (3319, 23750), (4750, 16595), (6638, 11875)]