204645172355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{22003}}^1$

素因数の和:22500

約数の個数: 64

約数和(自身を含む): 295438026240

約数和(自身を除く): 90792853885

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 443, 1105, 1235, 1615, 2215, 4199, 5759, 7531, 8417, 20995, 22003, 28795, 37655, 42085, 97903, 109421, 110015, 143089, 286039, 374051, 418057, 489515, 547105, 715445, 1430195, 1860157, 1870255, 2090285, 4862663, 5434741, 7106969, 9300785, 9747329, 24313315, 27173705, 35534845, 48736645, 92390597, 126715277, 165704593, 185199251, 461952985, 633576385, 828522965, 925996255, 2154159709, 2407590263, 3148387267, 10770798545, 12037951315, 15741936335, 40929034471, 204645172355]

約数ペア:

[(1, 204645172355), (5, 40929034471), (13, 15741936335), (17, 12037951315), (19, 10770798545), (65, 3148387267), (85, 2407590263), (95, 2154159709), (221, 925996255), (247, 828522965), (323, 633576385), (443, 461952985), (1105, 185199251), (1235, 165704593), (1615, 126715277), (2215, 92390597), (4199, 48736645), (5759, 35534845), (7531, 27173705), (8417, 24313315), (20995, 9747329), (22003, 9300785), (28795, 7106969), (37655, 5434741), (42085, 4862663), (97903, 2090285), (109421, 1870255), (110015, 1860157), (143089, 1430195), (286039, 715445), (374051, 547105), (418057, 489515)]