80467900

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^2\times {\mathrm{151}}^1$

素因数の和:311

約数の個数: 54

約数和(自身を含む): 178212552

約数和(自身を除く): 97744652

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 151, 292, 302, 365, 604, 730, 755, 1460, 1510, 1825, 3020, 3650, 3775, 5329, 7300, 7550, 10658, 11023, 15100, 21316, 22046, 26645, 44092, 53290, 55115, 106580, 110230, 133225, 220460, 266450, 275575, 532900, 551150, 804679, 1102300, 1609358, 3218716, 4023395, 8046790, 16093580, 20116975, 40233950, 80467900]

約数ペア:

[(1, 80467900), (2, 40233950), (4, 20116975), (5, 16093580), (10, 8046790), (20, 4023395), (25, 3218716), (50, 1609358), (73, 1102300), (100, 804679), (146, 551150), (151, 532900), (292, 275575), (302, 266450), (365, 220460), (604, 133225), (730, 110230), (755, 106580), (1460, 55115), (1510, 53290), (1825, 44092), (3020, 26645), (3650, 22046), (3775, 21316), (5329, 15100), (7300, 11023), (7550, 10658)]