6366875557640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{644420603}}^1$

素因数の和:644420646

約数の個数: 64

約数和(自身を含む): 16239399220800

約数和(自身を除く): 9872523663160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 644420603, 1288841206, 2577682412, 3222103015, 5155364824, 6444206030, 8377467839, 12243991457, 12888412060, 16754935678, 24487982914, 25776824120, 33509871356, 41887339195, 48975965828, 61219957285, 67019742712, 83774678390, 97951931656, 122439914570, 159171888941, 167549356780, 244879829140, 318343777882, 335098713560, 489759658280, 636687555764, 795859444705, 1273375111528, 1591718889410, 3183437778820, 6366875557640]

約数ペア:

[(1, 6366875557640), (2, 3183437778820), (4, 1591718889410), (5, 1273375111528), (8, 795859444705), (10, 636687555764), (13, 489759658280), (19, 335098713560), (20, 318343777882), (26, 244879829140), (38, 167549356780), (40, 159171888941), (52, 122439914570), (65, 97951931656), (76, 83774678390), (95, 67019742712), (104, 61219957285), (130, 48975965828), (152, 41887339195), (190, 33509871356), (247, 25776824120), (260, 24487982914), (380, 16754935678), (494, 12888412060), (520, 12243991457), (760, 8377467839), (988, 6444206030), (1235, 5155364824), (1976, 3222103015), (2470, 2577682412), (4940, 1288841206), (9880, 644420603)]