64538250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:693

約数の個数: 128

約数和(自身を含む): 194088960

約数和(自身を除く): 129550710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 95, 105, 114, 125, 133, 150, 175, 190, 210, 250, 266, 285, 350, 375, 399, 475, 525, 570, 647, 665, 750, 798, 875, 950, 1050, 1294, 1330, 1425, 1750, 1941, 1995, 2375, 2625, 2850, 3235, 3325, 3882, 3990, 4529, 4750, 5250, 6470, 6650, 7125, 9058, 9705, 9975, 12293, 13587, 14250, 16175, 16625, 19410, 19950, 22645, 24586, 27174, 32350, 33250, 36879, 45290, 48525, 49875, 61465, 67935, 73758, 80875, 86051, 97050, 99750, 113225, 122930, 135870, 161750, 172102, 184395, 226450, 242625, 258153, 307325, 339675, 368790, 430255, 485250, 516306, 566125, 614650, 679350, 860510, 921975, 1132250, 1290765, 1536625, 1698375, 1843950, 2151275, 2581530, 3073250, 3396750, 4302550, 4609875, 6453825, 9219750, 10756375, 12907650, 21512750, 32269125, 64538250]

約数ペア:

[(1, 64538250), (2, 32269125), (3, 21512750), (5, 12907650), (6, 10756375), (7, 9219750), (10, 6453825), (14, 4609875), (15, 4302550), (19, 3396750), (21, 3073250), (25, 2581530), (30, 2151275), (35, 1843950), (38, 1698375), (42, 1536625), (50, 1290765), (57, 1132250), (70, 921975), (75, 860510), (95, 679350), (105, 614650), (114, 566125), (125, 516306), (133, 485250), (150, 430255), (175, 368790), (190, 339675), (210, 307325), (250, 258153), (266, 242625), (285, 226450), (350, 184395), (375, 172102), (399, 161750), (475, 135870), (525, 122930), (570, 113225), (647, 99750), (665, 97050), (750, 86051), (798, 80875), (875, 73758), (950, 67935), (1050, 61465), (1294, 49875), (1330, 48525), (1425, 45290), (1750, 36879), (1941, 33250), (1995, 32350), (2375, 27174), (2625, 24586), (2850, 22645), (3235, 19950), (3325, 19410), (3882, 16625), (3990, 16175), (4529, 14250), (4750, 13587), (5250, 12293), (6470, 9975), (6650, 9705), (7125, 9058)]