72970664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 157626000

約数和(自身を除く): 84655336

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 149, 221, 277, 298, 442, 554, 596, 884, 1108, 1192, 1768, 1937, 2216, 2533, 3601, 3874, 4709, 5066, 7202, 7748, 9418, 10132, 14404, 15496, 18836, 20264, 28808, 32929, 37672, 41273, 61217, 65858, 82546, 122434, 131716, 165092, 244868, 263432, 330184, 489736, 536549, 701641, 1073098, 1403282, 2146196, 2806564, 4292392, 5613128, 9121333, 18242666, 36485332, 72970664]

約数ペア:

[(1, 72970664), (2, 36485332), (4, 18242666), (8, 9121333), (13, 5613128), (17, 4292392), (26, 2806564), (34, 2146196), (52, 1403282), (68, 1073098), (104, 701641), (136, 536549), (149, 489736), (221, 330184), (277, 263432), (298, 244868), (442, 165092), (554, 131716), (596, 122434), (884, 82546), (1108, 65858), (1192, 61217), (1768, 41273), (1937, 37672), (2216, 32929), (2533, 28808), (3601, 20264), (3874, 18836), (4709, 15496), (5066, 14404), (7202, 10132), (7748, 9418)]