203465015

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 301203360

約数和(自身を除く): 97738345

約数列:

[1, 5, 13, 19, 23, 29, 65, 95, 115, 145, 169, 247, 299, 361, 377, 437, 551, 667, 845, 1235, 1495, 1805, 1885, 2185, 2755, 3211, 3335, 3887, 4693, 4901, 5681, 7163, 8303, 8671, 10469, 12673, 16055, 19435, 23465, 24505, 28405, 35815, 41515, 43355, 52345, 61009, 63365, 73853, 93119, 107939, 112723, 136097, 164749, 240787, 305045, 369265, 465595, 539695, 563615, 680485, 823745, 1203935, 1403207, 1769261, 2141737, 3130231, 7016035, 8846305, 10708685, 15651155, 40693003, 203465015]

約数ペア:

[(1, 203465015), (5, 40693003), (13, 15651155), (19, 10708685), (23, 8846305), (29, 7016035), (65, 3130231), (95, 2141737), (115, 1769261), (145, 1403207), (169, 1203935), (247, 823745), (299, 680485), (361, 563615), (377, 539695), (437, 465595), (551, 369265), (667, 305045), (845, 240787), (1235, 164749), (1495, 136097), (1805, 112723), (1885, 107939), (2185, 93119), (2755, 73853), (3211, 63365), (3335, 61009), (3887, 52345), (4693, 43355), (4901, 41515), (5681, 35815), (7163, 28405), (8303, 24505), (8671, 23465), (10469, 19435), (12673, 16055)]