83808400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 220860864

約数和(自身を除く): 137052464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 71, 80, 100, 104, 130, 142, 200, 208, 227, 260, 284, 325, 355, 400, 454, 520, 568, 650, 710, 908, 923, 1040, 1135, 1136, 1300, 1420, 1775, 1816, 1846, 2270, 2600, 2840, 2951, 3550, 3632, 3692, 4540, 4615, 5200, 5675, 5680, 5902, 7100, 7384, 9080, 9230, 11350, 11804, 14200, 14755, 14768, 16117, 18160, 18460, 22700, 23075, 23608, 28400, 29510, 32234, 36920, 45400, 46150, 47216, 59020, 64468, 73775, 73840, 80585, 90800, 92300, 118040, 128936, 147550, 161170, 184600, 209521, 236080, 257872, 295100, 322340, 369200, 402925, 419042, 590200, 644680, 805850, 838084, 1047605, 1180400, 1289360, 1611700, 1676168, 2095210, 3223400, 3352336, 4190420, 5238025, 6446800, 8380840, 10476050, 16761680, 20952100, 41904200, 83808400]

約数ペア:

[(1, 83808400), (2, 41904200), (4, 20952100), (5, 16761680), (8, 10476050), (10, 8380840), (13, 6446800), (16, 5238025), (20, 4190420), (25, 3352336), (26, 3223400), (40, 2095210), (50, 1676168), (52, 1611700), (65, 1289360), (71, 1180400), (80, 1047605), (100, 838084), (104, 805850), (130, 644680), (142, 590200), (200, 419042), (208, 402925), (227, 369200), (260, 322340), (284, 295100), (325, 257872), (355, 236080), (400, 209521), (454, 184600), (520, 161170), (568, 147550), (650, 128936), (710, 118040), (908, 92300), (923, 90800), (1040, 80585), (1135, 73840), (1136, 73775), (1300, 64468), (1420, 59020), (1775, 47216), (1816, 46150), (1846, 45400), (2270, 36920), (2600, 32234), (2840, 29510), (2951, 28400), (3550, 23608), (3632, 23075), (3692, 22700), (4540, 18460), (4615, 18160), (5200, 16117), (5675, 14768), (5680, 14755), (5902, 14200), (7100, 11804), (7384, 11350), (9080, 9230)]