79138990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 172915200

約数和(自身を除く): 93776210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 157, 190, 266, 314, 379, 665, 758, 785, 1099, 1330, 1570, 1895, 2198, 2653, 2983, 3790, 5306, 5495, 5966, 7201, 10990, 13265, 14402, 14915, 20881, 26530, 29830, 36005, 41762, 50407, 59503, 72010, 100814, 104405, 119006, 208810, 252035, 297515, 416521, 504070, 595030, 833042, 1130557, 2082605, 2261114, 4165210, 5652785, 7913899, 11305570, 15827798, 39569495, 79138990]

約数ペア:

[(1, 79138990), (2, 39569495), (5, 15827798), (7, 11305570), (10, 7913899), (14, 5652785), (19, 4165210), (35, 2261114), (38, 2082605), (70, 1130557), (95, 833042), (133, 595030), (157, 504070), (190, 416521), (266, 297515), (314, 252035), (379, 208810), (665, 119006), (758, 104405), (785, 100814), (1099, 72010), (1330, 59503), (1570, 50407), (1895, 41762), (2198, 36005), (2653, 29830), (2983, 26530), (3790, 20881), (5306, 14915), (5495, 14402), (5966, 13265), (7201, 10990)]