13399291250

素因数分解:

$2^1\times 5^4\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{503}}^1$

素因数の和:837

約数の個数: 80

約数和(自身を含む): 25535176128

約数和(自身を除く): 12135884878

約数列:

[1, 2, 5, 10, 25, 50, 101, 125, 202, 211, 250, 422, 503, 505, 625, 1006, 1010, 1055, 1250, 2110, 2515, 2525, 5030, 5050, 5275, 10550, 12575, 12625, 21311, 25150, 25250, 26375, 42622, 50803, 52750, 62875, 63125, 101606, 106133, 106555, 125750, 126250, 131875, 212266, 213110, 254015, 263750, 314375, 508030, 530665, 532775, 628750, 1061330, 1065550, 1270075, 2540150, 2653325, 2663875, 5306650, 5327750, 6350375, 10719433, 12700750, 13266625, 13319375, 21438866, 26533250, 26638750, 31751875, 53597165, 63503750, 66333125, 107194330, 132666250, 267985825, 535971650, 1339929125, 2679858250, 6699645625, 13399291250]

約数ペア:

[(1, 13399291250), (2, 6699645625), (5, 2679858250), (10, 1339929125), (25, 535971650), (50, 267985825), (101, 132666250), (125, 107194330), (202, 66333125), (211, 63503750), (250, 53597165), (422, 31751875), (503, 26638750), (505, 26533250), (625, 21438866), (1006, 13319375), (1010, 13266625), (1055, 12700750), (1250, 10719433), (2110, 6350375), (2515, 5327750), (2525, 5306650), (5030, 2663875), (5050, 2653325), (5275, 2540150), (10550, 1270075), (12575, 1065550), (12625, 1061330), (21311, 628750), (25150, 532775), (25250, 530665), (26375, 508030), (42622, 314375), (50803, 263750), (52750, 254015), (62875, 213110), (63125, 212266), (101606, 131875), (106133, 126250), (106555, 125750)]