91890045

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 183439872

約数和(自身を除く): 91549827

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 81, 93, 117, 135, 155, 195, 279, 351, 403, 405, 465, 563, 585, 837, 1053, 1209, 1395, 1689, 1755, 2015, 2511, 2815, 3627, 4185, 5067, 5265, 6045, 7319, 8445, 10881, 12555, 15201, 17453, 18135, 21957, 25335, 32643, 36595, 45603, 52359, 54405, 65871, 76005, 87265, 109785, 157077, 163215, 197613, 226889, 228015, 261795, 329355, 471231, 592839, 680667, 785385, 988065, 1134445, 1413693, 2042001, 2356155, 2964195, 3403335, 6126003, 7068465, 10210005, 18378009, 30630015, 91890045]

約数ペア:

[(1, 91890045), (3, 30630015), (5, 18378009), (9, 10210005), (13, 7068465), (15, 6126003), (27, 3403335), (31, 2964195), (39, 2356155), (45, 2042001), (65, 1413693), (81, 1134445), (93, 988065), (117, 785385), (135, 680667), (155, 592839), (195, 471231), (279, 329355), (351, 261795), (403, 228015), (405, 226889), (465, 197613), (563, 163215), (585, 157077), (837, 109785), (1053, 87265), (1209, 76005), (1395, 65871), (1689, 54405), (1755, 52359), (2015, 45603), (2511, 36595), (2815, 32643), (3627, 25335), (4185, 21957), (5067, 18135), (5265, 17453), (6045, 15201), (7319, 12555), (8445, 10881)]