85311225

素因数分解:

$3^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:210

約数の個数: 84

約数和(自身を含む): 164806912

約数和(自身を除く): 79495687

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 151, 155, 225, 243, 279, 405, 453, 465, 675, 729, 755, 775, 837, 1215, 1359, 1395, 2025, 2265, 2325, 2511, 3645, 3775, 4077, 4185, 4681, 6075, 6795, 6975, 7533, 11325, 12231, 12555, 14043, 18225, 20385, 20925, 22599, 23405, 33975, 36693, 37665, 42129, 61155, 62775, 70215, 101925, 110079, 112995, 117025, 126387, 183465, 188325, 210645, 305775, 351075, 379161, 550395, 564975, 631935, 917325, 1053225, 1137483, 1895805, 2751975, 3159675, 3412449, 5687415, 9479025, 17062245, 28437075, 85311225]

約数ペア:

[(1, 85311225), (3, 28437075), (5, 17062245), (9, 9479025), (15, 5687415), (25, 3412449), (27, 3159675), (31, 2751975), (45, 1895805), (75, 1137483), (81, 1053225), (93, 917325), (135, 631935), (151, 564975), (155, 550395), (225, 379161), (243, 351075), (279, 305775), (405, 210645), (453, 188325), (465, 183465), (675, 126387), (729, 117025), (755, 112995), (775, 110079), (837, 101925), (1215, 70215), (1359, 62775), (1395, 61155), (2025, 42129), (2265, 37665), (2325, 36693), (2511, 33975), (3645, 23405), (3775, 22599), (4077, 20925), (4185, 20385), (4681, 18225), (6075, 14043), (6795, 12555), (6975, 12231), (7533, 11325)]