8270836990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{20051}}^1$

素因数の和:20257

約数の個数: 64

約数和(自身を含む): 16978429440

約数和(自身を除く): 8707592450

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 167, 190, 247, 334, 494, 835, 1235, 1670, 2171, 2470, 3173, 4342, 6346, 10855, 15865, 20051, 21710, 31730, 40102, 41249, 82498, 100255, 200510, 206245, 260663, 380969, 412490, 521326, 761938, 1303315, 1904845, 2606630, 3348517, 3809690, 4952597, 6697034, 9905194, 16742585, 24762985, 33485170, 43530721, 49525970, 63621823, 87061442, 127243646, 217653605, 318109115, 435307210, 636218230, 827083699, 1654167398, 4135418495, 8270836990]

約数ペア:

[(1, 8270836990), (2, 4135418495), (5, 1654167398), (10, 827083699), (13, 636218230), (19, 435307210), (26, 318109115), (38, 217653605), (65, 127243646), (95, 87061442), (130, 63621823), (167, 49525970), (190, 43530721), (247, 33485170), (334, 24762985), (494, 16742585), (835, 9905194), (1235, 6697034), (1670, 4952597), (2171, 3809690), (2470, 3348517), (3173, 2606630), (4342, 1904845), (6346, 1303315), (10855, 761938), (15865, 521326), (20051, 412490), (21710, 380969), (31730, 260663), (40102, 206245), (41249, 200510), (82498, 100255)]