49039120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{773}}^1$

素因数の和:860

約数の個数: 80

約数和(自身を含む): 124960752

約数和(自身を除く): 75921632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 773, 793, 976, 1040, 1220, 1546, 1586, 2440, 3092, 3172, 3865, 3965, 4880, 6184, 6344, 7730, 7930, 10049, 12368, 12688, 15460, 15860, 20098, 30920, 31720, 40196, 47153, 50245, 61840, 63440, 80392, 94306, 100490, 160784, 188612, 200980, 235765, 377224, 401960, 471530, 612989, 754448, 803920, 943060, 1225978, 1886120, 2451956, 3064945, 3772240, 4903912, 6129890, 9807824, 12259780, 24519560, 49039120]

約数ペア:

[(1, 49039120), (2, 24519560), (4, 12259780), (5, 9807824), (8, 6129890), (10, 4903912), (13, 3772240), (16, 3064945), (20, 2451956), (26, 1886120), (40, 1225978), (52, 943060), (61, 803920), (65, 754448), (80, 612989), (104, 471530), (122, 401960), (130, 377224), (208, 235765), (244, 200980), (260, 188612), (305, 160784), (488, 100490), (520, 94306), (610, 80392), (773, 63440), (793, 61840), (976, 50245), (1040, 47153), (1220, 40196), (1546, 31720), (1586, 30920), (2440, 20098), (3092, 15860), (3172, 15460), (3865, 12688), (3965, 12368), (4880, 10049), (6184, 7930), (6344, 7730)]