204975472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 447971328

約数和(自身を除く): 242995856

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 83, 104, 124, 166, 208, 248, 332, 383, 403, 496, 664, 766, 806, 1079, 1328, 1532, 1612, 2158, 2573, 3064, 3224, 4316, 4979, 5146, 6128, 6448, 8632, 9958, 10292, 11873, 17264, 19916, 20584, 23746, 31789, 33449, 39832, 41168, 47492, 63578, 66898, 79664, 94984, 127156, 133796, 154349, 189968, 254312, 267592, 308698, 413257, 508624, 535184, 617396, 826514, 985459, 1234792, 1653028, 1970918, 2469584, 3306056, 3941836, 6612112, 7883672, 12810967, 15767344, 25621934, 51243868, 102487736, 204975472]

約数ペア:

[(1, 204975472), (2, 102487736), (4, 51243868), (8, 25621934), (13, 15767344), (16, 12810967), (26, 7883672), (31, 6612112), (52, 3941836), (62, 3306056), (83, 2469584), (104, 1970918), (124, 1653028), (166, 1234792), (208, 985459), (248, 826514), (332, 617396), (383, 535184), (403, 508624), (496, 413257), (664, 308698), (766, 267592), (806, 254312), (1079, 189968), (1328, 154349), (1532, 133796), (1612, 127156), (2158, 94984), (2573, 79664), (3064, 66898), (3224, 63578), (4316, 47492), (4979, 41168), (5146, 39832), (6128, 33449), (6448, 31789), (8632, 23746), (9958, 20584), (10292, 19916), (11873, 17264)]