209245265840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{334771}}^1$

素因数の和:335398

約数の個数: 80

約数和(自身を含む): 524791265376

約数和(自身を除く): 315545999536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 601, 1040, 1202, 2404, 3005, 4808, 6010, 7813, 9616, 12020, 15626, 24040, 31252, 39065, 48080, 62504, 78130, 125008, 156260, 312520, 334771, 625040, 669542, 1339084, 1673855, 2678168, 3347710, 4352023, 5356336, 6695420, 8704046, 13390840, 17408092, 21760115, 26781680, 34816184, 43520230, 69632368, 87040460, 174080920, 201197371, 348161840, 402394742, 804789484, 1005986855, 1609578968, 2011973710, 2615565823, 3219157936, 4023947420, 5231131646, 8047894840, 10462263292, 13077829115, 16095789680, 20924526584, 26155658230, 41849053168, 52311316460, 104622632920, 209245265840]

約数ペア:

[(1, 209245265840), (2, 104622632920), (4, 52311316460), (5, 41849053168), (8, 26155658230), (10, 20924526584), (13, 16095789680), (16, 13077829115), (20, 10462263292), (26, 8047894840), (40, 5231131646), (52, 4023947420), (65, 3219157936), (80, 2615565823), (104, 2011973710), (130, 1609578968), (208, 1005986855), (260, 804789484), (520, 402394742), (601, 348161840), (1040, 201197371), (1202, 174080920), (2404, 87040460), (3005, 69632368), (4808, 43520230), (6010, 34816184), (7813, 26781680), (9616, 21760115), (12020, 17408092), (15626, 13390840), (24040, 8704046), (31252, 6695420), (39065, 5356336), (48080, 4352023), (62504, 3347710), (78130, 2678168), (125008, 1673855), (156260, 1339084), (312520, 669542), (334771, 625040)]