258099920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6053}}^1$

素因数の和:6120

約数の個数: 80

約数和(自身を含む): 662113872

約数和(自身を除く): 404013952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 3280, 4264, 5330, 6053, 8528, 10660, 12106, 21320, 24212, 30265, 42640, 48424, 60530, 78689, 96848, 121060, 157378, 242120, 248173, 314756, 393445, 484240, 496346, 629512, 786890, 992692, 1240865, 1259024, 1573780, 1985384, 2481730, 3147560, 3226249, 3970768, 4963460, 6295120, 6452498, 9926920, 12904996, 16131245, 19853840, 25809992, 32262490, 51619984, 64524980, 129049960, 258099920]

約数ペア:

[(1, 258099920), (2, 129049960), (4, 64524980), (5, 51619984), (8, 32262490), (10, 25809992), (13, 19853840), (16, 16131245), (20, 12904996), (26, 9926920), (40, 6452498), (41, 6295120), (52, 4963460), (65, 3970768), (80, 3226249), (82, 3147560), (104, 2481730), (130, 1985384), (164, 1573780), (205, 1259024), (208, 1240865), (260, 992692), (328, 786890), (410, 629512), (520, 496346), (533, 484240), (656, 393445), (820, 314756), (1040, 248173), (1066, 242120), (1640, 157378), (2132, 121060), (2665, 96848), (3280, 78689), (4264, 60530), (5330, 48424), (6053, 42640), (8528, 30265), (10660, 24212), (12106, 21320)]