153794420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9697}}^1$

素因数の和:9780

約数の個数: 48

約数和(自身を含む): 353550288

約数和(自身を除く): 199755868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 9697, 15860, 19394, 38788, 48485, 96970, 126061, 193940, 252122, 504244, 591517, 630305, 1183034, 1260610, 2366068, 2521220, 2957585, 5915170, 7689721, 11830340, 15379442, 30758884, 38448605, 76897210, 153794420]

約数ペア:

[(1, 153794420), (2, 76897210), (4, 38448605), (5, 30758884), (10, 15379442), (13, 11830340), (20, 7689721), (26, 5915170), (52, 2957585), (61, 2521220), (65, 2366068), (122, 1260610), (130, 1183034), (244, 630305), (260, 591517), (305, 504244), (610, 252122), (793, 193940), (1220, 126061), (1586, 96970), (3172, 48485), (3965, 38788), (7930, 19394), (9697, 15860)]