77220560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:636

約数の個数: 80

約数和(自身を含む): 191237760

約数和(自身を除く): 114017200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 380, 404, 503, 505, 760, 808, 1006, 1010, 1520, 1616, 1919, 2012, 2020, 2515, 3838, 4024, 4040, 5030, 7676, 8048, 8080, 9557, 9595, 10060, 15352, 19114, 19190, 20120, 30704, 38228, 38380, 40240, 47785, 50803, 76456, 76760, 95570, 101606, 152912, 153520, 191140, 203212, 254015, 382280, 406424, 508030, 764560, 812848, 965257, 1016060, 1930514, 2032120, 3861028, 4064240, 4826285, 7722056, 9652570, 15444112, 19305140, 38610280, 77220560]

約数ペア:

[(1, 77220560), (2, 38610280), (4, 19305140), (5, 15444112), (8, 9652570), (10, 7722056), (16, 4826285), (19, 4064240), (20, 3861028), (38, 2032120), (40, 1930514), (76, 1016060), (80, 965257), (95, 812848), (101, 764560), (152, 508030), (190, 406424), (202, 382280), (304, 254015), (380, 203212), (404, 191140), (503, 153520), (505, 152912), (760, 101606), (808, 95570), (1006, 76760), (1010, 76456), (1520, 50803), (1616, 47785), (1919, 40240), (2012, 38380), (2020, 38228), (2515, 30704), (3838, 20120), (4024, 19190), (4040, 19114), (5030, 15352), (7676, 10060), (8048, 9595), (8080, 9557)]