91678580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 228915456

約数和(自身を除く): 137236876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 97, 140, 157, 172, 194, 215, 301, 314, 388, 430, 485, 602, 628, 679, 785, 860, 970, 1099, 1204, 1358, 1505, 1570, 1940, 2198, 2716, 3010, 3140, 3395, 4171, 4396, 5495, 6020, 6751, 6790, 8342, 10990, 13502, 13580, 15229, 16684, 20855, 21980, 27004, 29197, 30458, 33755, 41710, 47257, 58394, 60916, 67510, 76145, 83420, 94514, 106603, 116788, 135020, 145985, 152290, 189028, 213206, 236285, 291970, 304580, 426412, 472570, 533015, 583940, 654847, 945140, 1066030, 1309694, 2132060, 2619388, 3274235, 4583929, 6548470, 9167858, 13096940, 18335716, 22919645, 45839290, 91678580]

約数ペア:

[(1, 91678580), (2, 45839290), (4, 22919645), (5, 18335716), (7, 13096940), (10, 9167858), (14, 6548470), (20, 4583929), (28, 3274235), (35, 2619388), (43, 2132060), (70, 1309694), (86, 1066030), (97, 945140), (140, 654847), (157, 583940), (172, 533015), (194, 472570), (215, 426412), (301, 304580), (314, 291970), (388, 236285), (430, 213206), (485, 189028), (602, 152290), (628, 145985), (679, 135020), (785, 116788), (860, 106603), (970, 94514), (1099, 83420), (1204, 76145), (1358, 67510), (1505, 60916), (1570, 58394), (1940, 47257), (2198, 41710), (2716, 33755), (3010, 30458), (3140, 29197), (3395, 27004), (4171, 21980), (4396, 20855), (5495, 16684), (6020, 15229), (6751, 13580), (6790, 13502), (8342, 10990)]