51011820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1697}}^1$

素因数の和:1879

約数の個数: 72

約数和(自身を含む): 155754144

約数和(自身を除く): 104742324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 835, 1002, 1503, 1670, 1697, 2004, 2505, 3006, 3340, 3394, 5010, 5091, 6012, 6788, 7515, 8485, 10020, 10182, 15030, 15273, 16970, 20364, 25455, 30060, 30546, 33940, 50910, 61092, 76365, 101820, 152730, 283399, 305460, 566798, 850197, 1133596, 1416995, 1700394, 2550591, 2833990, 3400788, 4250985, 5101182, 5667980, 8501970, 10202364, 12752955, 17003940, 25505910, 51011820]

約数ペア:

[(1, 51011820), (2, 25505910), (3, 17003940), (4, 12752955), (5, 10202364), (6, 8501970), (9, 5667980), (10, 5101182), (12, 4250985), (15, 3400788), (18, 2833990), (20, 2550591), (30, 1700394), (36, 1416995), (45, 1133596), (60, 850197), (90, 566798), (167, 305460), (180, 283399), (334, 152730), (501, 101820), (668, 76365), (835, 61092), (1002, 50910), (1503, 33940), (1670, 30546), (1697, 30060), (2004, 25455), (2505, 20364), (3006, 16970), (3340, 15273), (3394, 15030), (5010, 10182), (5091, 10020), (6012, 8485), (6788, 7515)]