40990500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{9109}}^1$

素因数の和:9134

約数の個数: 72

約数和(自身を含む): 129325560

約数和(自身を除く): 88335060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 9109, 18218, 27327, 36436, 45545, 54654, 81981, 91090, 109308, 136635, 163962, 182180, 227725, 273270, 327924, 409905, 455450, 546540, 683175, 819810, 910900, 1138625, 1366350, 1639620, 2049525, 2277250, 2732700, 3415875, 4099050, 4554500, 6831750, 8198100, 10247625, 13663500, 20495250, 40990500]

約数ペア:

[(1, 40990500), (2, 20495250), (3, 13663500), (4, 10247625), (5, 8198100), (6, 6831750), (9, 4554500), (10, 4099050), (12, 3415875), (15, 2732700), (18, 2277250), (20, 2049525), (25, 1639620), (30, 1366350), (36, 1138625), (45, 910900), (50, 819810), (60, 683175), (75, 546540), (90, 455450), (100, 409905), (125, 327924), (150, 273270), (180, 227725), (225, 182180), (250, 163962), (300, 136635), (375, 109308), (450, 91090), (500, 81981), (750, 54654), (900, 45545), (1125, 36436), (1500, 27327), (2250, 18218), (4500, 9109)]