40042500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 123335520

約数和(自身を除く): 83293020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 281, 285, 300, 375, 380, 475, 500, 562, 570, 625, 750, 843, 950, 1124, 1140, 1250, 1405, 1425, 1500, 1686, 1875, 1900, 2375, 2500, 2810, 2850, 3372, 3750, 4215, 4750, 5339, 5620, 5700, 7025, 7125, 7500, 8430, 9500, 10678, 11875, 14050, 14250, 16017, 16860, 21075, 21356, 23750, 26695, 28100, 28500, 32034, 35125, 35625, 42150, 47500, 53390, 64068, 70250, 71250, 80085, 84300, 105375, 106780, 133475, 140500, 142500, 160170, 175625, 210750, 266950, 320340, 351250, 400425, 421500, 526875, 533900, 667375, 702500, 800850, 1053750, 1334750, 1601700, 2002125, 2107500, 2669500, 3336875, 4004250, 6673750, 8008500, 10010625, 13347500, 20021250, 40042500]

約数ペア:

[(1, 40042500), (2, 20021250), (3, 13347500), (4, 10010625), (5, 8008500), (6, 6673750), (10, 4004250), (12, 3336875), (15, 2669500), (19, 2107500), (20, 2002125), (25, 1601700), (30, 1334750), (38, 1053750), (50, 800850), (57, 702500), (60, 667375), (75, 533900), (76, 526875), (95, 421500), (100, 400425), (114, 351250), (125, 320340), (150, 266950), (190, 210750), (228, 175625), (250, 160170), (281, 142500), (285, 140500), (300, 133475), (375, 106780), (380, 105375), (475, 84300), (500, 80085), (562, 71250), (570, 70250), (625, 64068), (750, 53390), (843, 47500), (950, 42150), (1124, 35625), (1140, 35125), (1250, 32034), (1405, 28500), (1425, 28100), (1500, 26695), (1686, 23750), (1875, 21356), (1900, 21075), (2375, 16860), (2500, 16017), (2810, 14250), (2850, 14050), (3372, 11875), (3750, 10678), (4215, 9500), (4750, 8430), (5339, 7500), (5620, 7125), (5700, 7025)]