29126728280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1806869}}^1$

素因数の和:1806924

約数の個数: 64

約数和(自身を含む): 72852998400

約数和(自身を除く): 43726270120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 1806869, 3613738, 7227476, 9034345, 14454952, 18068690, 23489297, 36137380, 46978594, 56012939, 72274760, 93957188, 112025878, 117446485, 187914376, 224051756, 234892970, 280064695, 448103512, 469785940, 560129390, 728168207, 939571880, 1120258780, 1456336414, 2240517560, 2912672828, 3640841035, 5825345656, 7281682070, 14563364140, 29126728280]

約数ペア:

[(1, 29126728280), (2, 14563364140), (4, 7281682070), (5, 5825345656), (8, 3640841035), (10, 2912672828), (13, 2240517560), (20, 1456336414), (26, 1120258780), (31, 939571880), (40, 728168207), (52, 560129390), (62, 469785940), (65, 448103512), (104, 280064695), (124, 234892970), (130, 224051756), (155, 187914376), (248, 117446485), (260, 112025878), (310, 93957188), (403, 72274760), (520, 56012939), (620, 46978594), (806, 36137380), (1240, 23489297), (1612, 18068690), (2015, 14454952), (3224, 9034345), (4030, 7227476), (8060, 3613738), (16120, 1806869)]