64790205

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3169}}^1$

素因数の和:3253

約数の個数: 32

約数和(自身を含む): 109555200

約数和(自身を除く): 44764995

約数列:

[1, 3, 5, 15, 29, 47, 87, 141, 145, 235, 435, 705, 1363, 3169, 4089, 6815, 9507, 15845, 20445, 47535, 91901, 148943, 275703, 446829, 459505, 744715, 1378515, 2234145, 4319347, 12958041, 21596735, 64790205]

約数ペア:

[(1, 64790205), (3, 21596735), (5, 12958041), (15, 4319347), (29, 2234145), (47, 1378515), (87, 744715), (141, 459505), (145, 446829), (235, 275703), (435, 148943), (705, 91901), (1363, 47535), (3169, 20445), (4089, 15845), (6815, 9507)]