618883300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:566

約数の個数: 144

約数和(自身を含む): 1641644928

約数和(自身を除く): 1022761628

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 131, 140, 170, 175, 238, 262, 340, 350, 397, 425, 476, 524, 595, 655, 700, 794, 850, 917, 1190, 1310, 1588, 1700, 1834, 1985, 2227, 2380, 2620, 2779, 2975, 3275, 3668, 3970, 4454, 4585, 5558, 5950, 6550, 6749, 7940, 8908, 9170, 9925, 11116, 11135, 11900, 13100, 13498, 13895, 15589, 18340, 19850, 22270, 22925, 26996, 27790, 31178, 33745, 39700, 44540, 45850, 47243, 52007, 55580, 55675, 62356, 67490, 69475, 77945, 91700, 94486, 104014, 111350, 134980, 138950, 155890, 168725, 188972, 208028, 222700, 236215, 260035, 277900, 311780, 337450, 364049, 389725, 472430, 520070, 674900, 728098, 779450, 884119, 944860, 1040140, 1181075, 1300175, 1456196, 1558900, 1768238, 1820245, 2362150, 2600350, 3536476, 3640490, 4420595, 4724300, 5200700, 6188833, 7280980, 8841190, 9101225, 12377666, 17682380, 18202450, 22102975, 24755332, 30944165, 36404900, 44205950, 61888330, 88411900, 123776660, 154720825, 309441650, 618883300]

約数ペア:

[(1, 618883300), (2, 309441650), (4, 154720825), (5, 123776660), (7, 88411900), (10, 61888330), (14, 44205950), (17, 36404900), (20, 30944165), (25, 24755332), (28, 22102975), (34, 18202450), (35, 17682380), (50, 12377666), (68, 9101225), (70, 8841190), (85, 7280980), (100, 6188833), (119, 5200700), (131, 4724300), (140, 4420595), (170, 3640490), (175, 3536476), (238, 2600350), (262, 2362150), (340, 1820245), (350, 1768238), (397, 1558900), (425, 1456196), (476, 1300175), (524, 1181075), (595, 1040140), (655, 944860), (700, 884119), (794, 779450), (850, 728098), (917, 674900), (1190, 520070), (1310, 472430), (1588, 389725), (1700, 364049), (1834, 337450), (1985, 311780), (2227, 277900), (2380, 260035), (2620, 236215), (2779, 222700), (2975, 208028), (3275, 188972), (3668, 168725), (3970, 155890), (4454, 138950), (4585, 134980), (5558, 111350), (5950, 104014), (6550, 94486), (6749, 91700), (7940, 77945), (8908, 69475), (9170, 67490), (9925, 62356), (11116, 55675), (11135, 55580), (11900, 52007), (13100, 47243), (13498, 45850), (13895, 44540), (15589, 39700), (18340, 33745), (19850, 31178), (22270, 27790), (22925, 26996)]