12845300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 30878232

約数和(自身を除く): 18032932

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 205, 241, 260, 325, 410, 482, 533, 650, 820, 964, 1025, 1066, 1205, 1300, 2050, 2132, 2410, 2665, 3133, 4100, 4820, 5330, 6025, 6266, 9881, 10660, 12050, 12532, 13325, 15665, 19762, 24100, 26650, 31330, 39524, 49405, 53300, 62660, 78325, 98810, 128453, 156650, 197620, 247025, 256906, 313300, 494050, 513812, 642265, 988100, 1284530, 2569060, 3211325, 6422650, 12845300]

約数ペア:

[(1, 12845300), (2, 6422650), (4, 3211325), (5, 2569060), (10, 1284530), (13, 988100), (20, 642265), (25, 513812), (26, 494050), (41, 313300), (50, 256906), (52, 247025), (65, 197620), (82, 156650), (100, 128453), (130, 98810), (164, 78325), (205, 62660), (241, 53300), (260, 49405), (325, 39524), (410, 31330), (482, 26650), (533, 24100), (650, 19762), (820, 15665), (964, 13325), (1025, 12532), (1066, 12050), (1205, 10660), (1300, 9881), (2050, 6266), (2132, 6025), (2410, 5330), (2665, 4820), (3133, 4100)]