77742110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 155105280

約数和(自身を除く): 77363170

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 67, 95, 134, 155, 190, 197, 310, 335, 394, 589, 670, 985, 1178, 1273, 1970, 2077, 2546, 2945, 3743, 4154, 5890, 6107, 6365, 7486, 10385, 12214, 12730, 13199, 18715, 20770, 26398, 30535, 37430, 39463, 61070, 65995, 78926, 116033, 131990, 197315, 232066, 250781, 394630, 409169, 501562, 580165, 818338, 1160330, 1253905, 2045845, 2507810, 4091690, 7774211, 15548422, 38871055, 77742110]

約数ペア:

[(1, 77742110), (2, 38871055), (5, 15548422), (10, 7774211), (19, 4091690), (31, 2507810), (38, 2045845), (62, 1253905), (67, 1160330), (95, 818338), (134, 580165), (155, 501562), (190, 409169), (197, 394630), (310, 250781), (335, 232066), (394, 197315), (589, 131990), (670, 116033), (985, 78926), (1178, 65995), (1273, 61070), (1970, 39463), (2077, 37430), (2546, 30535), (2945, 26398), (3743, 20770), (4154, 18715), (5890, 13199), (6107, 12730), (6365, 12214), (7486, 10385)]