5215500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 17603040

約数和(自身を除く): 12387540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 61, 75, 76, 90, 95, 100, 114, 122, 125, 150, 171, 180, 183, 190, 225, 228, 244, 250, 285, 300, 305, 342, 366, 375, 380, 450, 475, 500, 549, 570, 610, 684, 732, 750, 855, 900, 915, 950, 1098, 1125, 1140, 1159, 1220, 1425, 1500, 1525, 1710, 1830, 1900, 2196, 2250, 2318, 2375, 2745, 2850, 3050, 3420, 3477, 3660, 4275, 4500, 4575, 4636, 4750, 5490, 5700, 5795, 6100, 6954, 7125, 7625, 8550, 9150, 9500, 10431, 10980, 11590, 13725, 13908, 14250, 15250, 17100, 17385, 18300, 20862, 21375, 22875, 23180, 27450, 28500, 28975, 30500, 34770, 41724, 42750, 45750, 52155, 54900, 57950, 68625, 69540, 85500, 86925, 91500, 104310, 115900, 137250, 144875, 173850, 208620, 260775, 274500, 289750, 347700, 434625, 521550, 579500, 869250, 1043100, 1303875, 1738500, 2607750, 5215500]

約数ペア:

[(1, 5215500), (2, 2607750), (3, 1738500), (4, 1303875), (5, 1043100), (6, 869250), (9, 579500), (10, 521550), (12, 434625), (15, 347700), (18, 289750), (19, 274500), (20, 260775), (25, 208620), (30, 173850), (36, 144875), (38, 137250), (45, 115900), (50, 104310), (57, 91500), (60, 86925), (61, 85500), (75, 69540), (76, 68625), (90, 57950), (95, 54900), (100, 52155), (114, 45750), (122, 42750), (125, 41724), (150, 34770), (171, 30500), (180, 28975), (183, 28500), (190, 27450), (225, 23180), (228, 22875), (244, 21375), (250, 20862), (285, 18300), (300, 17385), (305, 17100), (342, 15250), (366, 14250), (375, 13908), (380, 13725), (450, 11590), (475, 10980), (500, 10431), (549, 9500), (570, 9150), (610, 8550), (684, 7625), (732, 7125), (750, 6954), (855, 6100), (900, 5795), (915, 5700), (950, 5490), (1098, 4750), (1125, 4636), (1140, 4575), (1159, 4500), (1220, 4275), (1425, 3660), (1500, 3477), (1525, 3420), (1710, 3050), (1830, 2850), (1900, 2745), (2196, 2375), (2250, 2318)]