513264896

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 1064515200

約数和(自身を除く): 551250304

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 79, 82, 128, 158, 164, 256, 316, 328, 619, 632, 656, 1238, 1264, 1312, 2476, 2528, 2624, 3239, 4952, 5056, 5248, 6478, 9904, 10112, 10496, 12956, 19808, 20224, 25379, 25912, 39616, 48901, 50758, 51824, 79232, 97802, 101516, 103648, 158464, 195604, 203032, 207296, 391208, 406064, 414592, 782416, 812128, 829184, 1564832, 1624256, 2004941, 3129664, 3248512, 4009882, 6259328, 6497024, 8019764, 12518656, 16039528, 32079056, 64158112, 128316224, 256632448, 513264896]

約数ペア:

[(1, 513264896), (2, 256632448), (4, 128316224), (8, 64158112), (16, 32079056), (32, 16039528), (41, 12518656), (64, 8019764), (79, 6497024), (82, 6259328), (128, 4009882), (158, 3248512), (164, 3129664), (256, 2004941), (316, 1624256), (328, 1564832), (619, 829184), (632, 812128), (656, 782416), (1238, 414592), (1264, 406064), (1312, 391208), (2476, 207296), (2528, 203032), (2624, 195604), (3239, 158464), (4952, 103648), (5056, 101516), (5248, 97802), (6478, 79232), (9904, 51824), (10112, 50758), (10496, 48901), (12956, 39616), (19808, 25912), (20224, 25379)]