42501620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1453

約数の個数: 72

約数和(自身を含む): 107251200

約数和(自身を除く): 64749580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1399, 1519, 2170, 2798, 3038, 4340, 5596, 6076, 6995, 7595, 9793, 13990, 15190, 19586, 27980, 30380, 39172, 43369, 48965, 68551, 86738, 97930, 137102, 173476, 195860, 216845, 274204, 303583, 342755, 433690, 607166, 685510, 867380, 1214332, 1371020, 1517915, 2125081, 3035830, 4250162, 6071660, 8500324, 10625405, 21250810, 42501620]

約数ペア:

[(1, 42501620), (2, 21250810), (4, 10625405), (5, 8500324), (7, 6071660), (10, 4250162), (14, 3035830), (20, 2125081), (28, 1517915), (31, 1371020), (35, 1214332), (49, 867380), (62, 685510), (70, 607166), (98, 433690), (124, 342755), (140, 303583), (155, 274204), (196, 216845), (217, 195860), (245, 173476), (310, 137102), (434, 97930), (490, 86738), (620, 68551), (868, 48965), (980, 43369), (1085, 39172), (1399, 30380), (1519, 27980), (2170, 19586), (2798, 15190), (3038, 13990), (4340, 9793), (5596, 7595), (6076, 6995)]