65530640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 180446040

約数和(自身を除く): 114915400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 196, 229, 245, 280, 292, 365, 392, 458, 490, 511, 560, 584, 730, 784, 916, 980, 1022, 1145, 1168, 1460, 1603, 1832, 1960, 2044, 2290, 2555, 2920, 3206, 3577, 3664, 3920, 4088, 4580, 5110, 5840, 6412, 7154, 8015, 8176, 9160, 10220, 11221, 12824, 14308, 16030, 16717, 17885, 18320, 20440, 22442, 25648, 28616, 32060, 33434, 35770, 40880, 44884, 56105, 57232, 64120, 66868, 71540, 83585, 89768, 112210, 117019, 128240, 133736, 143080, 167170, 179536, 224420, 234038, 267472, 286160, 334340, 448840, 468076, 585095, 668680, 819133, 897680, 936152, 1170190, 1337360, 1638266, 1872304, 2340380, 3276532, 4095665, 4680760, 6553064, 8191330, 9361520, 13106128, 16382660, 32765320, 65530640]

約数ペア:

[(1, 65530640), (2, 32765320), (4, 16382660), (5, 13106128), (7, 9361520), (8, 8191330), (10, 6553064), (14, 4680760), (16, 4095665), (20, 3276532), (28, 2340380), (35, 1872304), (40, 1638266), (49, 1337360), (56, 1170190), (70, 936152), (73, 897680), (80, 819133), (98, 668680), (112, 585095), (140, 468076), (146, 448840), (196, 334340), (229, 286160), (245, 267472), (280, 234038), (292, 224420), (365, 179536), (392, 167170), (458, 143080), (490, 133736), (511, 128240), (560, 117019), (584, 112210), (730, 89768), (784, 83585), (916, 71540), (980, 66868), (1022, 64120), (1145, 57232), (1168, 56105), (1460, 44884), (1603, 40880), (1832, 35770), (1960, 33434), (2044, 32060), (2290, 28616), (2555, 25648), (2920, 22442), (3206, 20440), (3577, 18320), (3664, 17885), (3920, 16717), (4088, 16030), (4580, 14308), (5110, 12824), (5840, 11221), (6412, 10220), (7154, 9160), (8015, 8176)]