64516725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 149490432

約数和(自身を除く): 84973707

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 25, 35, 39, 45, 63, 65, 69, 75, 91, 105, 115, 117, 137, 161, 175, 195, 207, 225, 273, 299, 315, 325, 345, 411, 455, 483, 525, 575, 585, 685, 805, 819, 897, 959, 975, 1035, 1233, 1365, 1449, 1495, 1575, 1725, 1781, 2055, 2093, 2275, 2415, 2691, 2877, 2925, 3151, 3425, 4025, 4095, 4485, 4795, 5175, 5343, 6165, 6279, 6825, 7245, 7475, 8631, 8905, 9453, 10275, 10465, 12075, 12467, 13455, 14385, 15755, 16029, 18837, 20475, 22057, 22425, 23975, 26715, 28359, 30825, 31395, 36225, 37401, 40963, 43155, 44525, 47265, 52325, 62335, 66171, 67275, 71925, 78775, 80145, 94185, 110285, 112203, 122889, 133575, 141795, 156975, 187005, 198513, 204815, 215775, 236325, 286741, 311675, 330855, 368667, 400725, 470925, 551425, 561015, 614445, 708975, 860223, 935025, 992565, 1024075, 1433705, 1654275, 1843335, 2580669, 2805075, 3072225, 4301115, 4962825, 7168525, 9216675, 12903345, 21505575, 64516725]

約数ペア:

[(1, 64516725), (3, 21505575), (5, 12903345), (7, 9216675), (9, 7168525), (13, 4962825), (15, 4301115), (21, 3072225), (23, 2805075), (25, 2580669), (35, 1843335), (39, 1654275), (45, 1433705), (63, 1024075), (65, 992565), (69, 935025), (75, 860223), (91, 708975), (105, 614445), (115, 561015), (117, 551425), (137, 470925), (161, 400725), (175, 368667), (195, 330855), (207, 311675), (225, 286741), (273, 236325), (299, 215775), (315, 204815), (325, 198513), (345, 187005), (411, 156975), (455, 141795), (483, 133575), (525, 122889), (575, 112203), (585, 110285), (685, 94185), (805, 80145), (819, 78775), (897, 71925), (959, 67275), (975, 66171), (1035, 62335), (1233, 52325), (1365, 47265), (1449, 44525), (1495, 43155), (1575, 40963), (1725, 37401), (1781, 36225), (2055, 31395), (2093, 30825), (2275, 28359), (2415, 26715), (2691, 23975), (2877, 22425), (2925, 22057), (3151, 20475), (3425, 18837), (4025, 16029), (4095, 15755), (4485, 14385), (4795, 13455), (5175, 12467), (5343, 12075), (6165, 10465), (6279, 10275), (6825, 9453), (7245, 8905), (7475, 8631)]