77562820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{773}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 169691760

約数和(自身を除く): 92128940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 580, 692, 773, 865, 1546, 1730, 3092, 3460, 3865, 5017, 7730, 10034, 15460, 20068, 22417, 25085, 44834, 50170, 89668, 100340, 112085, 133729, 224170, 267458, 448340, 534916, 668645, 1337290, 2674580, 3878141, 7756282, 15512564, 19390705, 38781410, 77562820]

約数ペア:

[(1, 77562820), (2, 38781410), (4, 19390705), (5, 15512564), (10, 7756282), (20, 3878141), (29, 2674580), (58, 1337290), (116, 668645), (145, 534916), (173, 448340), (290, 267458), (346, 224170), (580, 133729), (692, 112085), (773, 100340), (865, 89668), (1546, 50170), (1730, 44834), (3092, 25085), (3460, 22417), (3865, 20068), (5017, 15460), (7730, 10034)]