78835380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1907}}^1$

素因数の和:1985

約数の個数: 96

約数和(自身を含む): 242331264

約数和(自身を除く): 163495884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 689, 780, 795, 1060, 1378, 1590, 1907, 2067, 2756, 3180, 3445, 3814, 4134, 5721, 6890, 7628, 8268, 9535, 10335, 11442, 13780, 19070, 20670, 22884, 24791, 28605, 38140, 41340, 49582, 57210, 74373, 99164, 101071, 114420, 123955, 148746, 202142, 247910, 297492, 303213, 371865, 404284, 495820, 505355, 606426, 743730, 1010710, 1212852, 1313923, 1487460, 1516065, 2021420, 2627846, 3032130, 3941769, 5255692, 6064260, 6569615, 7883538, 13139230, 15767076, 19708845, 26278460, 39417690, 78835380]

約数ペア:

[(1, 78835380), (2, 39417690), (3, 26278460), (4, 19708845), (5, 15767076), (6, 13139230), (10, 7883538), (12, 6569615), (13, 6064260), (15, 5255692), (20, 3941769), (26, 3032130), (30, 2627846), (39, 2021420), (52, 1516065), (53, 1487460), (60, 1313923), (65, 1212852), (78, 1010710), (106, 743730), (130, 606426), (156, 505355), (159, 495820), (195, 404284), (212, 371865), (260, 303213), (265, 297492), (318, 247910), (390, 202142), (530, 148746), (636, 123955), (689, 114420), (780, 101071), (795, 99164), (1060, 74373), (1378, 57210), (1590, 49582), (1907, 41340), (2067, 38140), (2756, 28605), (3180, 24791), (3445, 22884), (3814, 20670), (4134, 19070), (5721, 13780), (6890, 11442), (7628, 10335), (8268, 9535)]