90010240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8273}}^1$

素因数の和:8309

約数の個数: 64

約数和(自身を含む): 227865960

約数和(自身を除く): 137855720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 8273, 10880, 16546, 33092, 41365, 66184, 82730, 132368, 140641, 165460, 264736, 281282, 330920, 529472, 562564, 661840, 703205, 1058944, 1125128, 1323680, 1406410, 2250256, 2647360, 2812820, 4500512, 5294720, 5625640, 9001024, 11251280, 18002048, 22502560, 45005120, 90010240]

約数ペア:

[(1, 90010240), (2, 45005120), (4, 22502560), (5, 18002048), (8, 11251280), (10, 9001024), (16, 5625640), (17, 5294720), (20, 4500512), (32, 2812820), (34, 2647360), (40, 2250256), (64, 1406410), (68, 1323680), (80, 1125128), (85, 1058944), (128, 703205), (136, 661840), (160, 562564), (170, 529472), (272, 330920), (320, 281282), (340, 264736), (544, 165460), (640, 140641), (680, 132368), (1088, 82730), (1360, 66184), (2176, 41365), (2720, 33092), (5440, 16546), (8273, 10880)]