205429330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1699

約数の個数: 64

約数和(自身を含む): 420422400

約数和(自身を除く): 214993070

約数列:

[1, 2, 5, 10, 19, 23, 29, 38, 46, 58, 95, 115, 145, 190, 230, 290, 437, 551, 667, 874, 1102, 1334, 1621, 2185, 2755, 3242, 3335, 4370, 5510, 6670, 8105, 12673, 16210, 25346, 30799, 37283, 47009, 61598, 63365, 74566, 94018, 126730, 153995, 186415, 235045, 307990, 372830, 470090, 708377, 893171, 1081207, 1416754, 1786342, 2162414, 3541885, 4465855, 5406035, 7083770, 8931710, 10812070, 20542933, 41085866, 102714665, 205429330]

約数ペア:

[(1, 205429330), (2, 102714665), (5, 41085866), (10, 20542933), (19, 10812070), (23, 8931710), (29, 7083770), (38, 5406035), (46, 4465855), (58, 3541885), (95, 2162414), (115, 1786342), (145, 1416754), (190, 1081207), (230, 893171), (290, 708377), (437, 470090), (551, 372830), (667, 307990), (874, 235045), (1102, 186415), (1334, 153995), (1621, 126730), (2185, 94018), (2755, 74566), (3242, 63365), (3335, 61598), (4370, 47009), (5510, 37283), (6670, 30799), (8105, 25346), (12673, 16210)]