40365225

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 78256152

約数和(自身を除く): 37890927

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 61, 75, 85, 153, 173, 183, 225, 255, 305, 425, 519, 549, 765, 865, 915, 1037, 1275, 1525, 1557, 2595, 2745, 2941, 3111, 3825, 4325, 4575, 5185, 7785, 8823, 9333, 10553, 12975, 13725, 14705, 15555, 25925, 26469, 31659, 38925, 44115, 46665, 52765, 73525, 77775, 94977, 132345, 158295, 179401, 220575, 233325, 263825, 474885, 538203, 661725, 791475, 897005, 1614609, 2374425, 2691015, 4485025, 8073045, 13455075, 40365225]

約数ペア:

[(1, 40365225), (3, 13455075), (5, 8073045), (9, 4485025), (15, 2691015), (17, 2374425), (25, 1614609), (45, 897005), (51, 791475), (61, 661725), (75, 538203), (85, 474885), (153, 263825), (173, 233325), (183, 220575), (225, 179401), (255, 158295), (305, 132345), (425, 94977), (519, 77775), (549, 73525), (765, 52765), (865, 46665), (915, 44115), (1037, 38925), (1275, 31659), (1525, 26469), (1557, 25925), (2595, 15555), (2745, 14705), (2941, 13725), (3111, 12975), (3825, 10553), (4325, 9333), (4575, 8823), (5185, 7785)]