161396300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 409036320

約数和(自身を除く): 247640020

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 67, 68, 85, 100, 109, 130, 134, 170, 218, 221, 260, 268, 325, 335, 340, 425, 436, 442, 545, 650, 670, 850, 871, 884, 1090, 1105, 1139, 1300, 1340, 1417, 1675, 1700, 1742, 1853, 2180, 2210, 2278, 2725, 2834, 3350, 3484, 3706, 4355, 4420, 4556, 5450, 5525, 5668, 5695, 6700, 7085, 7303, 7412, 8710, 9265, 10900, 11050, 11390, 14170, 14606, 14807, 17420, 18530, 21775, 22100, 22780, 24089, 28340, 28475, 29212, 29614, 35425, 36515, 37060, 43550, 46325, 48178, 56950, 59228, 70850, 73030, 74035, 87100, 92650, 94939, 96356, 113900, 120445, 124151, 141700, 146060, 148070, 182575, 185300, 189878, 240890, 248302, 296140, 365150, 370175, 379756, 474695, 481780, 496604, 602225, 620755, 730300, 740350, 949390, 1204450, 1241510, 1480700, 1613963, 1898780, 2373475, 2408900, 2483020, 3103775, 3227926, 4746950, 6207550, 6455852, 8069815, 9493900, 12415100, 16139630, 32279260, 40349075, 80698150, 161396300]

約数ペア:

[(1, 161396300), (2, 80698150), (4, 40349075), (5, 32279260), (10, 16139630), (13, 12415100), (17, 9493900), (20, 8069815), (25, 6455852), (26, 6207550), (34, 4746950), (50, 3227926), (52, 3103775), (65, 2483020), (67, 2408900), (68, 2373475), (85, 1898780), (100, 1613963), (109, 1480700), (130, 1241510), (134, 1204450), (170, 949390), (218, 740350), (221, 730300), (260, 620755), (268, 602225), (325, 496604), (335, 481780), (340, 474695), (425, 379756), (436, 370175), (442, 365150), (545, 296140), (650, 248302), (670, 240890), (850, 189878), (871, 185300), (884, 182575), (1090, 148070), (1105, 146060), (1139, 141700), (1300, 124151), (1340, 120445), (1417, 113900), (1675, 96356), (1700, 94939), (1742, 92650), (1853, 87100), (2180, 74035), (2210, 73030), (2278, 70850), (2725, 59228), (2834, 56950), (3350, 48178), (3484, 46325), (3706, 43550), (4355, 37060), (4420, 36515), (4556, 35425), (5450, 29614), (5525, 29212), (5668, 28475), (5695, 28340), (6700, 24089), (7085, 22780), (7303, 22100), (7412, 21775), (8710, 18530), (9265, 17420), (10900, 14807), (11050, 14606), (11390, 14170)]