49262720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 131604480

約数和(自身を除く): 82341760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 191, 208, 248, 260, 310, 320, 382, 403, 416, 496, 520, 620, 640, 764, 806, 832, 955, 992, 1040, 1240, 1528, 1612, 1664, 1910, 1984, 2015, 2080, 2480, 2483, 3056, 3224, 3820, 3968, 4030, 4160, 4960, 4966, 5921, 6112, 6448, 7640, 8060, 8320, 9920, 9932, 11842, 12224, 12415, 12896, 15280, 16120, 19840, 19864, 23684, 24448, 24830, 25792, 29605, 30560, 32240, 39728, 47368, 49660, 51584, 59210, 61120, 64480, 76973, 79456, 94736, 99320, 118420, 122240, 128960, 153946, 158912, 189472, 198640, 236840, 257920, 307892, 317824, 378944, 384865, 397280, 473680, 615784, 757888, 769730, 794560, 947360, 1231568, 1539460, 1589120, 1894720, 2463136, 3078920, 3789440, 4926272, 6157840, 9852544, 12315680, 24631360, 49262720]

約数ペア:

[(1, 49262720), (2, 24631360), (4, 12315680), (5, 9852544), (8, 6157840), (10, 4926272), (13, 3789440), (16, 3078920), (20, 2463136), (26, 1894720), (31, 1589120), (32, 1539460), (40, 1231568), (52, 947360), (62, 794560), (64, 769730), (65, 757888), (80, 615784), (104, 473680), (124, 397280), (128, 384865), (130, 378944), (155, 317824), (160, 307892), (191, 257920), (208, 236840), (248, 198640), (260, 189472), (310, 158912), (320, 153946), (382, 128960), (403, 122240), (416, 118420), (496, 99320), (520, 94736), (620, 79456), (640, 76973), (764, 64480), (806, 61120), (832, 59210), (955, 51584), (992, 49660), (1040, 47368), (1240, 39728), (1528, 32240), (1612, 30560), (1664, 29605), (1910, 25792), (1984, 24830), (2015, 24448), (2080, 23684), (2480, 19864), (2483, 19840), (3056, 16120), (3224, 15280), (3820, 12896), (3968, 12415), (4030, 12224), (4160, 11842), (4960, 9932), (4966, 9920), (5921, 8320), (6112, 8060), (6448, 7640)]