61757540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1373}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 140576688

約数和(自身を除く): 78819148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 692, 865, 1373, 1730, 2249, 2746, 3460, 4498, 5492, 6865, 8996, 11245, 13730, 17849, 22490, 27460, 35698, 44980, 71396, 89245, 178490, 237529, 356980, 475058, 950116, 1187645, 2375290, 3087877, 4750580, 6175754, 12351508, 15439385, 30878770, 61757540]

約数ペア:

[(1, 61757540), (2, 30878770), (4, 15439385), (5, 12351508), (10, 6175754), (13, 4750580), (20, 3087877), (26, 2375290), (52, 1187645), (65, 950116), (130, 475058), (173, 356980), (260, 237529), (346, 178490), (692, 89245), (865, 71396), (1373, 44980), (1730, 35698), (2249, 27460), (2746, 22490), (3460, 17849), (4498, 13730), (5492, 11245), (6865, 8996)]