195983860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 454164480

約数和(自身を除く): 258180620

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 127, 131, 155, 190, 254, 262, 310, 380, 508, 524, 589, 620, 635, 655, 1178, 1270, 1310, 2356, 2413, 2489, 2540, 2620, 2945, 3937, 4061, 4826, 4978, 5890, 7874, 8122, 9652, 9956, 11780, 12065, 12445, 15748, 16244, 16637, 19685, 20305, 24130, 24890, 33274, 39370, 40610, 48260, 49780, 66548, 74803, 77159, 78740, 81220, 83185, 149606, 154318, 166370, 299212, 308636, 316103, 332740, 374015, 385795, 515747, 632206, 748030, 771590, 1031494, 1264412, 1496060, 1543180, 1580515, 2062988, 2578735, 3161030, 5157470, 6322060, 9799193, 10314940, 19598386, 39196772, 48995965, 97991930, 195983860]

約数ペア:

[(1, 195983860), (2, 97991930), (4, 48995965), (5, 39196772), (10, 19598386), (19, 10314940), (20, 9799193), (31, 6322060), (38, 5157470), (62, 3161030), (76, 2578735), (95, 2062988), (124, 1580515), (127, 1543180), (131, 1496060), (155, 1264412), (190, 1031494), (254, 771590), (262, 748030), (310, 632206), (380, 515747), (508, 385795), (524, 374015), (589, 332740), (620, 316103), (635, 308636), (655, 299212), (1178, 166370), (1270, 154318), (1310, 149606), (2356, 83185), (2413, 81220), (2489, 78740), (2540, 77159), (2620, 74803), (2945, 66548), (3937, 49780), (4061, 48260), (4826, 40610), (4978, 39370), (5890, 33274), (7874, 24890), (8122, 24130), (9652, 20305), (9956, 19685), (11780, 16637), (12065, 16244), (12445, 15748)]