64541556

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:546

約数の個数: 96

約数和(自身を含む): 179020800

約数和(自身を除く): 114479244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 71, 76, 108, 114, 142, 171, 213, 228, 284, 342, 426, 443, 513, 639, 684, 852, 886, 1026, 1278, 1329, 1349, 1772, 1917, 2052, 2556, 2658, 2698, 3834, 3987, 4047, 5316, 5396, 7668, 7974, 8094, 8417, 11961, 12141, 15948, 16188, 16834, 23922, 24282, 25251, 31453, 33668, 36423, 47844, 48564, 50502, 62906, 72846, 75753, 94359, 101004, 125812, 145692, 151506, 188718, 227259, 283077, 303012, 377436, 454518, 566154, 597607, 849231, 909036, 1132308, 1195214, 1698462, 1792821, 2390428, 3396924, 3585642, 5378463, 7171284, 10756926, 16135389, 21513852, 32270778, 64541556]

約数ペア:

[(1, 64541556), (2, 32270778), (3, 21513852), (4, 16135389), (6, 10756926), (9, 7171284), (12, 5378463), (18, 3585642), (19, 3396924), (27, 2390428), (36, 1792821), (38, 1698462), (54, 1195214), (57, 1132308), (71, 909036), (76, 849231), (108, 597607), (114, 566154), (142, 454518), (171, 377436), (213, 303012), (228, 283077), (284, 227259), (342, 188718), (426, 151506), (443, 145692), (513, 125812), (639, 101004), (684, 94359), (852, 75753), (886, 72846), (1026, 62906), (1278, 50502), (1329, 48564), (1349, 47844), (1772, 36423), (1917, 33668), (2052, 31453), (2556, 25251), (2658, 24282), (2698, 23922), (3834, 16834), (3987, 16188), (4047, 15948), (5316, 12141), (5396, 11961), (7668, 8417), (7974, 8094)]