22899700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 52496640

約数和(自身を除く): 29596940

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 83, 89, 100, 124, 155, 166, 178, 310, 332, 356, 415, 445, 620, 775, 830, 890, 1550, 1660, 1780, 2075, 2225, 2573, 2759, 3100, 4150, 4450, 5146, 5518, 7387, 8300, 8900, 10292, 11036, 12865, 13795, 14774, 25730, 27590, 29548, 36935, 51460, 55180, 64325, 68975, 73870, 128650, 137950, 147740, 184675, 228997, 257300, 275900, 369350, 457994, 738700, 915988, 1144985, 2289970, 4579940, 5724925, 11449850, 22899700]

約数ペア:

[(1, 22899700), (2, 11449850), (4, 5724925), (5, 4579940), (10, 2289970), (20, 1144985), (25, 915988), (31, 738700), (50, 457994), (62, 369350), (83, 275900), (89, 257300), (100, 228997), (124, 184675), (155, 147740), (166, 137950), (178, 128650), (310, 73870), (332, 68975), (356, 64325), (415, 55180), (445, 51460), (620, 36935), (775, 29548), (830, 27590), (890, 25730), (1550, 14774), (1660, 13795), (1780, 12865), (2075, 11036), (2225, 10292), (2573, 8900), (2759, 8300), (3100, 7387), (4150, 5518), (4450, 5146)]