78314600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 226012320

約数和(自身を除く): 147697720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 130, 140, 169, 175, 182, 200, 260, 280, 325, 331, 338, 350, 364, 455, 520, 650, 662, 676, 700, 728, 845, 910, 1183, 1300, 1324, 1352, 1400, 1655, 1690, 1820, 2275, 2317, 2366, 2600, 2648, 3310, 3380, 3640, 4225, 4303, 4550, 4634, 4732, 5915, 6620, 6760, 8275, 8450, 8606, 9100, 9268, 9464, 11585, 11830, 13240, 16550, 16900, 17212, 18200, 18536, 21515, 23170, 23660, 29575, 30121, 33100, 33800, 34424, 43030, 46340, 47320, 55939, 57925, 59150, 60242, 66200, 86060, 92680, 107575, 111878, 115850, 118300, 120484, 150605, 172120, 215150, 223756, 231700, 236600, 240968, 279695, 301210, 391573, 430300, 447512, 463400, 559390, 602420, 753025, 783146, 860600, 1118780, 1204840, 1398475, 1506050, 1566292, 1957865, 2237560, 2796950, 3012100, 3132584, 3915730, 5593900, 6024200, 7831460, 9789325, 11187800, 15662920, 19578650, 39157300, 78314600]

約数ペア:

[(1, 78314600), (2, 39157300), (4, 19578650), (5, 15662920), (7, 11187800), (8, 9789325), (10, 7831460), (13, 6024200), (14, 5593900), (20, 3915730), (25, 3132584), (26, 3012100), (28, 2796950), (35, 2237560), (40, 1957865), (50, 1566292), (52, 1506050), (56, 1398475), (65, 1204840), (70, 1118780), (91, 860600), (100, 783146), (104, 753025), (130, 602420), (140, 559390), (169, 463400), (175, 447512), (182, 430300), (200, 391573), (260, 301210), (280, 279695), (325, 240968), (331, 236600), (338, 231700), (350, 223756), (364, 215150), (455, 172120), (520, 150605), (650, 120484), (662, 118300), (676, 115850), (700, 111878), (728, 107575), (845, 92680), (910, 86060), (1183, 66200), (1300, 60242), (1324, 59150), (1352, 57925), (1400, 55939), (1655, 47320), (1690, 46340), (1820, 43030), (2275, 34424), (2317, 33800), (2366, 33100), (2600, 30121), (2648, 29575), (3310, 23660), (3380, 23170), (3640, 21515), (4225, 18536), (4303, 18200), (4550, 17212), (4634, 16900), (4732, 16550), (5915, 13240), (6620, 11830), (6760, 11585), (8275, 9464), (8450, 9268), (8606, 9100)]