19037875

素因数分解:

$5^3\times {\mathrm{17}}^3\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 32

約数和(自身を含む): 26058240

約数和(自身を除く): 7020365

約数列:

[1, 5, 17, 25, 31, 85, 125, 155, 289, 425, 527, 775, 1445, 2125, 2635, 3875, 4913, 7225, 8959, 13175, 24565, 36125, 44795, 65875, 122825, 152303, 223975, 614125, 761515, 1119875, 3807575, 19037875]

約数ペア:

[(1, 19037875), (5, 3807575), (17, 1119875), (25, 761515), (31, 614125), (85, 223975), (125, 152303), (155, 122825), (289, 65875), (425, 44795), (527, 36125), (775, 24565), (1445, 13175), (2125, 8959), (2635, 7225), (3875, 4913)]