681885672

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{70501}}^1$

素因数の和:70554

約数の個数: 64

約数和(自身を含む): 1895093760

約数和(自身を除く): 1213208088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 70501, 141002, 211503, 282004, 423006, 564008, 846012, 916513, 1692024, 1833026, 2185531, 2749539, 3666052, 4371062, 5499078, 6556593, 7332104, 8742124, 10998156, 13113186, 17484248, 21996312, 26226372, 28411903, 52452744, 56823806, 85235709, 113647612, 170471418, 227295224, 340942836, 681885672]

約数ペア:

[(1, 681885672), (2, 340942836), (3, 227295224), (4, 170471418), (6, 113647612), (8, 85235709), (12, 56823806), (13, 52452744), (24, 28411903), (26, 26226372), (31, 21996312), (39, 17484248), (52, 13113186), (62, 10998156), (78, 8742124), (93, 7332104), (104, 6556593), (124, 5499078), (156, 4371062), (186, 3666052), (248, 2749539), (312, 2185531), (372, 1833026), (403, 1692024), (744, 916513), (806, 846012), (1209, 564008), (1612, 423006), (2418, 282004), (3224, 211503), (4836, 141002), (9672, 70501)]