77665588

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 197878464

約数和(自身を除く): 120212876

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 49, 52, 68, 77, 91, 98, 119, 143, 154, 163, 182, 187, 196, 221, 238, 286, 308, 326, 364, 374, 442, 476, 539, 572, 637, 652, 748, 833, 884, 1001, 1078, 1141, 1274, 1309, 1547, 1666, 1793, 2002, 2119, 2156, 2282, 2431, 2548, 2618, 2771, 3094, 3332, 3586, 4004, 4238, 4564, 4862, 5236, 5542, 6188, 7007, 7172, 7987, 8476, 9163, 9724, 10829, 11084, 12551, 14014, 14833, 15974, 17017, 18326, 19397, 21658, 23309, 25102, 28028, 29666, 30481, 31948, 34034, 36023, 36652, 38794, 43316, 46618, 50204, 59332, 60962, 68068, 72046, 77588, 87857, 93236, 103831, 119119, 121924, 135779, 144092, 163163, 175714, 207662, 213367, 238238, 252161, 271558, 326326, 351428, 396253, 415324, 426734, 476476, 504322, 543116, 652652, 792506, 853468, 1008644, 1142141, 1493569, 1585012, 1765127, 2284282, 2773771, 2987138, 3530254, 4568564, 5547542, 5974276, 7060508, 11095084, 19416397, 38832794, 77665588]

約数ペア:

[(1, 77665588), (2, 38832794), (4, 19416397), (7, 11095084), (11, 7060508), (13, 5974276), (14, 5547542), (17, 4568564), (22, 3530254), (26, 2987138), (28, 2773771), (34, 2284282), (44, 1765127), (49, 1585012), (52, 1493569), (68, 1142141), (77, 1008644), (91, 853468), (98, 792506), (119, 652652), (143, 543116), (154, 504322), (163, 476476), (182, 426734), (187, 415324), (196, 396253), (221, 351428), (238, 326326), (286, 271558), (308, 252161), (326, 238238), (364, 213367), (374, 207662), (442, 175714), (476, 163163), (539, 144092), (572, 135779), (637, 121924), (652, 119119), (748, 103831), (833, 93236), (884, 87857), (1001, 77588), (1078, 72046), (1141, 68068), (1274, 60962), (1309, 59332), (1547, 50204), (1666, 46618), (1793, 43316), (2002, 38794), (2119, 36652), (2156, 36023), (2282, 34034), (2431, 31948), (2548, 30481), (2618, 29666), (2771, 28028), (3094, 25102), (3332, 23309), (3586, 21658), (4004, 19397), (4238, 18326), (4564, 17017), (4862, 15974), (5236, 14833), (5542, 14014), (6188, 12551), (7007, 11084), (7172, 10829), (7987, 9724), (8476, 9163)]