291569408

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1109}}^1$

素因数の和:1217

約数の個数: 72

約数和(自身を含む): 635275200

約数和(自身を除く): 343705792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 256, 316, 416, 632, 832, 1027, 1109, 1264, 1664, 2054, 2218, 2528, 3328, 4108, 4436, 5056, 8216, 8872, 10112, 14417, 16432, 17744, 20224, 28834, 32864, 35488, 57668, 65728, 70976, 87611, 115336, 131456, 141952, 175222, 230672, 262912, 283904, 350444, 461344, 700888, 922688, 1138943, 1401776, 1845376, 2277886, 2803552, 3690752, 4555772, 5607104, 9111544, 11214208, 18223088, 22428416, 36446176, 72892352, 145784704, 291569408]

約数ペア:

[(1, 291569408), (2, 145784704), (4, 72892352), (8, 36446176), (13, 22428416), (16, 18223088), (26, 11214208), (32, 9111544), (52, 5607104), (64, 4555772), (79, 3690752), (104, 2803552), (128, 2277886), (158, 1845376), (208, 1401776), (256, 1138943), (316, 922688), (416, 700888), (632, 461344), (832, 350444), (1027, 283904), (1109, 262912), (1264, 230672), (1664, 175222), (2054, 141952), (2218, 131456), (2528, 115336), (3328, 87611), (4108, 70976), (4436, 65728), (5056, 57668), (8216, 35488), (8872, 32864), (10112, 28834), (14417, 20224), (16432, 17744)]