53421880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 124104960

約数和(自身を除く): 70683080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 113, 212, 223, 226, 265, 424, 446, 452, 530, 565, 892, 904, 1060, 1115, 1130, 1784, 2120, 2230, 2260, 4460, 4520, 5989, 8920, 11819, 11978, 23638, 23956, 25199, 29945, 47276, 47912, 50398, 59095, 59890, 94552, 100796, 118190, 119780, 125995, 201592, 236380, 239560, 251990, 472760, 503980, 1007960, 1335547, 2671094, 5342188, 6677735, 10684376, 13355470, 26710940, 53421880]

約数ペア:

[(1, 53421880), (2, 26710940), (4, 13355470), (5, 10684376), (8, 6677735), (10, 5342188), (20, 2671094), (40, 1335547), (53, 1007960), (106, 503980), (113, 472760), (212, 251990), (223, 239560), (226, 236380), (265, 201592), (424, 125995), (446, 119780), (452, 118190), (530, 100796), (565, 94552), (892, 59890), (904, 59095), (1060, 50398), (1115, 47912), (1130, 47276), (1784, 29945), (2120, 25199), (2230, 23956), (2260, 23638), (4460, 11978), (4520, 11819), (5989, 8920)]