168979850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 359976960

約数和(自身を除く): 190997110

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 89, 115, 127, 130, 178, 230, 254, 299, 325, 445, 575, 598, 635, 650, 890, 1150, 1157, 1270, 1495, 1651, 2047, 2225, 2314, 2921, 2990, 3175, 3302, 4094, 4450, 5785, 5842, 6350, 7475, 8255, 10235, 11303, 11570, 14605, 14950, 16510, 20470, 22606, 26611, 28925, 29210, 37973, 41275, 51175, 53222, 56515, 57850, 73025, 75946, 82550, 102350, 113030, 133055, 146050, 146939, 189865, 259969, 266110, 282575, 293878, 379730, 519938, 565150, 665275, 734695, 949325, 1299845, 1330550, 1469390, 1898650, 2599690, 3379597, 3673475, 6499225, 6759194, 7346950, 12998450, 16897985, 33795970, 84489925, 168979850]

約数ペア:

[(1, 168979850), (2, 84489925), (5, 33795970), (10, 16897985), (13, 12998450), (23, 7346950), (25, 6759194), (26, 6499225), (46, 3673475), (50, 3379597), (65, 2599690), (89, 1898650), (115, 1469390), (127, 1330550), (130, 1299845), (178, 949325), (230, 734695), (254, 665275), (299, 565150), (325, 519938), (445, 379730), (575, 293878), (598, 282575), (635, 266110), (650, 259969), (890, 189865), (1150, 146939), (1157, 146050), (1270, 133055), (1495, 113030), (1651, 102350), (2047, 82550), (2225, 75946), (2314, 73025), (2921, 57850), (2990, 56515), (3175, 53222), (3302, 51175), (4094, 41275), (4450, 37973), (5785, 29210), (5842, 28925), (6350, 26611), (7475, 22606), (8255, 20470), (10235, 16510), (11303, 14950), (11570, 14605)]