51743900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{751}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 123367104

約数和(自身を除く): 71623204

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 130, 212, 260, 265, 325, 530, 650, 689, 751, 1060, 1300, 1325, 1378, 1502, 2650, 2756, 3004, 3445, 3755, 5300, 6890, 7510, 9763, 13780, 15020, 17225, 18775, 19526, 34450, 37550, 39052, 39803, 48815, 68900, 75100, 79606, 97630, 159212, 195260, 199015, 244075, 398030, 488150, 517439, 796060, 976300, 995075, 1034878, 1990150, 2069756, 2587195, 3980300, 5174390, 10348780, 12935975, 25871950, 51743900]

約数ペア:

[(1, 51743900), (2, 25871950), (4, 12935975), (5, 10348780), (10, 5174390), (13, 3980300), (20, 2587195), (25, 2069756), (26, 1990150), (50, 1034878), (52, 995075), (53, 976300), (65, 796060), (100, 517439), (106, 488150), (130, 398030), (212, 244075), (260, 199015), (265, 195260), (325, 159212), (530, 97630), (650, 79606), (689, 75100), (751, 68900), (1060, 48815), (1300, 39803), (1325, 39052), (1378, 37550), (1502, 34450), (2650, 19526), (2756, 18775), (3004, 17225), (3445, 15020), (3755, 13780), (5300, 9763), (6890, 7510)]