291567235810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2003}}^1\times {\mathrm{3889}}^1$

素因数の和:6115

約数の個数: 64

約数和(自身を含む): 555667516800

約数和(自身を除く): 264100280990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 985, 1970, 2003, 3743, 3889, 4006, 7486, 7778, 10015, 18715, 19445, 20030, 37430, 38057, 38890, 73891, 76114, 147782, 190285, 369455, 380570, 394591, 738910, 766133, 789182, 1532266, 1972955, 3830665, 3945910, 7497229, 7661330, 7789667, 14556527, 14994458, 15579334, 29113054, 37486145, 38948335, 72782635, 74972290, 77896670, 145565270, 148003673, 296007346, 740018365, 1480036730, 1534564399, 3069128798, 7672821995, 15345643990, 29156723581, 58313447162, 145783617905, 291567235810]

約数ペア:

[(1, 291567235810), (2, 145783617905), (5, 58313447162), (10, 29156723581), (19, 15345643990), (38, 7672821995), (95, 3069128798), (190, 1534564399), (197, 1480036730), (394, 740018365), (985, 296007346), (1970, 148003673), (2003, 145565270), (3743, 77896670), (3889, 74972290), (4006, 72782635), (7486, 38948335), (7778, 37486145), (10015, 29113054), (18715, 15579334), (19445, 14994458), (20030, 14556527), (37430, 7789667), (38057, 7661330), (38890, 7497229), (73891, 3945910), (76114, 3830665), (147782, 1972955), (190285, 1532266), (369455, 789182), (380570, 766133), (394591, 738910)]