79280760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50821}}^1$

素因数の和:50848

約数の個数: 64

約数和(自身を含む): 256142880

約数和(自身を除く): 176862120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 50821, 101642, 152463, 203284, 254105, 304926, 406568, 508210, 609852, 660673, 762315, 1016420, 1219704, 1321346, 1524630, 1982019, 2032840, 2642692, 3049260, 3303365, 3964038, 5285384, 6098520, 6606730, 7928076, 9910095, 13213460, 15856152, 19820190, 26426920, 39640380, 79280760]

約数ペア:

[(1, 79280760), (2, 39640380), (3, 26426920), (4, 19820190), (5, 15856152), (6, 13213460), (8, 9910095), (10, 7928076), (12, 6606730), (13, 6098520), (15, 5285384), (20, 3964038), (24, 3303365), (26, 3049260), (30, 2642692), (39, 2032840), (40, 1982019), (52, 1524630), (60, 1321346), (65, 1219704), (78, 1016420), (104, 762315), (120, 660673), (130, 609852), (156, 508210), (195, 406568), (260, 304926), (312, 254105), (390, 203284), (520, 152463), (780, 101642), (1560, 50821)]