26161980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1973}}^1$

素因数の和:2015

約数の個数: 96

約数和(自身を含む): 83571264

約数和(自身を除く): 57409284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 1973, 2210, 2652, 3315, 3946, 4420, 5919, 6630, 7892, 9865, 11838, 13260, 19730, 23676, 25649, 29595, 33541, 39460, 51298, 59190, 67082, 76947, 100623, 102596, 118380, 128245, 134164, 153894, 167705, 201246, 256490, 307788, 335410, 384735, 402492, 436033, 503115, 512980, 670820, 769470, 872066, 1006230, 1308099, 1538940, 1744132, 2012460, 2180165, 2616198, 4360330, 5232396, 6540495, 8720660, 13080990, 26161980]

約数ペア:

[(1, 26161980), (2, 13080990), (3, 8720660), (4, 6540495), (5, 5232396), (6, 4360330), (10, 2616198), (12, 2180165), (13, 2012460), (15, 1744132), (17, 1538940), (20, 1308099), (26, 1006230), (30, 872066), (34, 769470), (39, 670820), (51, 512980), (52, 503115), (60, 436033), (65, 402492), (68, 384735), (78, 335410), (85, 307788), (102, 256490), (130, 201246), (156, 167705), (170, 153894), (195, 134164), (204, 128245), (221, 118380), (255, 102596), (260, 100623), (340, 76947), (390, 67082), (442, 59190), (510, 51298), (663, 39460), (780, 33541), (884, 29595), (1020, 25649), (1105, 23676), (1326, 19730), (1973, 13260), (2210, 11838), (2652, 9865), (3315, 7892), (3946, 6630), (4420, 5919)]