191552920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4139}}^1$

素因数の和:4252

約数の個数: 64

約数和(自身を含む): 469476000

約数和(自身を除く): 277923080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 890, 1157, 1780, 2314, 3560, 4139, 4628, 5785, 8278, 9256, 11570, 16556, 20695, 23140, 33112, 41390, 46280, 53807, 82780, 107614, 165560, 215228, 269035, 368371, 430456, 538070, 736742, 1076140, 1473484, 1841855, 2152280, 2946968, 3683710, 4788823, 7367420, 9577646, 14734840, 19155292, 23944115, 38310584, 47888230, 95776460, 191552920]

約数ペア:

[(1, 191552920), (2, 95776460), (4, 47888230), (5, 38310584), (8, 23944115), (10, 19155292), (13, 14734840), (20, 9577646), (26, 7367420), (40, 4788823), (52, 3683710), (65, 2946968), (89, 2152280), (104, 1841855), (130, 1473484), (178, 1076140), (260, 736742), (356, 538070), (445, 430456), (520, 368371), (712, 269035), (890, 215228), (1157, 165560), (1780, 107614), (2314, 82780), (3560, 53807), (4139, 46280), (4628, 41390), (5785, 33112), (8278, 23140), (9256, 20695), (11570, 16556)]