72623415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 128701440

約数和(自身を除く): 56078025

約数列:

[1, 3, 5, 15, 19, 37, 57, 71, 95, 97, 111, 185, 213, 285, 291, 355, 485, 555, 703, 1065, 1349, 1455, 1843, 2109, 2627, 3515, 3589, 4047, 5529, 6745, 6887, 7881, 9215, 10545, 10767, 13135, 17945, 20235, 20661, 27645, 34435, 39405, 49913, 53835, 68191, 103305, 130853, 149739, 204573, 249565, 254819, 340955, 392559, 654265, 748695, 764457, 1022865, 1274095, 1962795, 3822285, 4841561, 14524683, 24207805, 72623415]

約数ペア:

[(1, 72623415), (3, 24207805), (5, 14524683), (15, 4841561), (19, 3822285), (37, 1962795), (57, 1274095), (71, 1022865), (95, 764457), (97, 748695), (111, 654265), (185, 392559), (213, 340955), (285, 254819), (291, 249565), (355, 204573), (485, 149739), (555, 130853), (703, 103305), (1065, 68191), (1349, 53835), (1455, 49913), (1843, 39405), (2109, 34435), (2627, 27645), (3515, 20661), (3589, 20235), (4047, 17945), (5529, 13135), (6745, 10767), (6887, 10545), (7881, 9215)]